Minerals F

Fabianite (xx)

Rehden, Diepholz, Lower Saxony / Germany/ TYP; micro- crystalline white grains; Capsule 95,00

Fabriesite (xls)

Tawmaw, Hpakant, Mohnyin, Kachin State / Myanmar / TYP; the extremly rare Na-Al-Silicate Fabriesite occurs inter grown withTrinepheline and Nepheline as 20 µm-large skeletal crystals in white acicular 5 mm crystal aggregates of an inter mixture of Natrolite-Albite in a pale green Jadeite matrix; MM 95,00; KS 148,00

Falcondoit xx

Loma Peguera, Falcondo Plant, Bonao, Monseñor Nouel Prov. / Dominikanische Republik / TYP; grüne hochglänzende wachsartige traubige massive Kristallaggregate aus reinem Falcondoit zum Teil mit etwas olivgrünem Willemseit;
MM 19,00; KS 28,00; NS 48,00

Falcondoite (xls)

Loma Peguera, Bonao, Monsenor Nouel Prov. / Dominican Republic / TYP; this rare Nickel analog of Sepiolite forms pale greenish-blue 2 cm aggregates of pure Falcondoite, inter grown with Quartz crystals to form massive and quite pretty specimens;
KS 38,00; NS 65,00

Famatinite xls

Pulacayo Mine, Huanchaca, Antonio Quijarro Prov., Potosí Dept. / Bolivia; grayish-brown metallic Famatinite crystals of 3 mm, beside of some Bournonite and Pyrite crystals on cavities in massive Famatinite-Pyrite matrix; KS 19,00; NS 38,00

Fangite xx

Crven Dol Mine, Allchar, Majdan, Kavadarci, Roszdan / Macedonia; this very rare Thallium Arsenic Sulfide has developed dark orange microcrystalline aggregates on yellow Orpiment and sometimes also immediately beside dark red Lorandite. Very good specimens; MM 48,00; KS 85,00; NS 225,00

Farneseite xls

Fossodella Nova, Farnese,Viterbo Prov., Latium / Italy / TYP; colorless hexagonal prismatic 1 mm crystals in vugs in Sanidine matrix; MM 65,00

Farneseite xx

Fosso della Nova, Farnese, Viterbo Prov., Latium / Italy / TYP; colorless hexagonal prismatic 1 mm crystals in vugs in Sanidine matrix; MM 48,00

Farringtonite (xx)

Springwater Meteorite, Springwater, Saskatchewan / Canada / TYP; glassy yellowish-brown aggregates of 1 cm in a Pallasite matrix. Polished slabs of 3 cm to 4 cm with large Farringtonite inclusion, together with Olivine, Kamacite, Taenite and Schreibersite. Outstandingly good specimens of this rare meteoritic mineral; KS 245,00; HS = 8 cm x 6 cm; 1.200,00

Fassinaite xx

La Cruz Mine, Linares, Jaén, Andalusia / Spain; this very rare Lead-Thiosulphate-Carbonate forms colorless to pale greenish needle like crystals of 1 mm, together with white long tabular Lanarkite crystals and violet needle crystals of Elyite on vugs in a mid century slag; KS 48,00

Favreauite xls
IMA 2014-013

Mina El Dragon, Antonio Quijarro Prov, Potosi Dept. / Bolivien / TYP; the very rare Pb-Bi-Cu-Selenide forms green to dark greenish crystal aggregates of 1 mm in Krutaite-Penroseite matrix. Only few specimens available; MM 125,00

Fe-analog of Adranosite xx

Grube Anna, Alsdorf, Aachen, North Rhine-Westphalia / Germany / TYP; pale-yellowish-green needle crystal aggregates of 0,5 mm very rich with white Boussingaultite. The new Iron Analog of Adranosite develop on a burning Coal dump. Regarding the new IMA rules is it a anthropogenic phase (see also in mindat.org); KS 38,00

Feitknechtite xx

Mossgruvan, Nordmark, Värmland / Sweden; nice crystal-aggregates of dark brownish tabular sub-metallic 3 mm crystals;
MM 19,00; KS 38,00

Fejerite xx

Mina Ojuela, Mapimi, Mun. de Mapimi, Durango / Mexico / TYP; the new rare copper-Chlorine-Fluor-Hydroxide forms blue tabular 1 mm aggregates together with Malachite in Cuprite matrix; MM 85,00; KS 125,00

Felsöbanyaite xx

Chickerell brick pit, Chickerell, Weymouth, Dorset, England / UK; microcrystalline white aggregates of 2 cm, very rich on a matrix of colorless Gypsum crystals; KS 28,00; NS 48,00

Fencooperite (xx)

Trumbull Peak, Incline, Mariposa Co., California / USA / TYP; glassy dark brownish to nearly black crystal aggregates 1 to 2 mm together with tabular red Gillespite and brownish Pellyite in Sanbornite-Quartz matrix; KS 85,00

Ferricoronadite xls

Cowshill, Weardale, Durham Co., England / UK; this new rare Lead-Manganese-Iron-Oxide forms deep dark grey submetallic botryoidal massive aggregates of pure Ferricoronadite; KS 95,00

Ferrierite-K xx

Kanan Road Cut, Agoura, Santa Monica Mts., Los Angeles Co., California / USA / TYP; white radial acicular crystal aggregates of 1 mm on vugs together with Chalcedony in Rhyolite matrix; MM 48,00

Ferri-fluoro-leakeite xls

Norra Kärr Alkaline Pegmatite field, Gränna, Jönköping, Smaland / Sweden; lustrous dark greenish-blue long prismatic crystals of 5 mm, rich in colorless Quartz-Feldspar matrix. Quite good specimens of this rare Silicate; KS 38,00

Ferri-fluoro-tschermakite xx

Morle et Mica, Perros-Guirec, Lannion, Brittany / France; dark greenish acicular crystal aggregates of 2 cm, very rich in Quartz Feldspar matrix. Very good specimens of the extremely rare silicate; KS 95,00

Ferri-ghoseite xx

Otjosondu Hill, Otjozondjupa Region / Namibia; glassy violet long prismatic crystals of 3 mm in Pyroxene-Braunite matrix; KS 65,00

Ferriholandite xx

Mt. Sörharas, Ultevis, Jokkmokk, Lappland / Sweden; grey metallic long prismatic crystals of 2 cm, very rich in Quartz matrix. Very good specimens of the new Barium-Manganese-Iron-Oxide; KS 48,00; NS 65,00

Ferri-leakeite xls

Norra Kärr Alkaline Pegmatite field, Gränna, Jönköping, Smaland / Sweden; lustrous dark-greenish blue long prismatic crystals of 5 mm, rich in layered Quartz-Feldspar matrix. Quite good specimens of this rare Silicate; KS 65,00

Ferrimolybdite xx

Mina Malta, Huatacondo, Collahuasi, Atacama Desert, I Region / Chile; highly-lustrous 2 mm yellow radial-acicular aggregates very rich on vugs in Quartz matrix, pretty; KS 28,00

Ferrinatrite xx

Mina La Compañia, Caracoles, Sierra Gorda, II Region, Atacama Desert / Chile / TYP; very nice rich specimens with colorless to very pale green prismatic crystals of 1 cm on Quartz matrix. These are the finest Ferrinatrite specimens I have ever seen;
KS 48,00; NS 95,00

Ferri-obertiite xls
IMA 2015-076

Rothenberg, Bell, Eifel, Rhineland-Palatinate / Germany; pale pinkish glassy long prismatic crystals to 1,5 mm on a cavity in ejected Lava boulder; KS 65,00

Ferri-pedrizite xls

Arroyo de la Yedra, Manzanaresel Real, Madrid / Spain / TYP; this rare Lithium-bearing Silicate forms glassy long-prismatic olive green crystals to 0,5 mm in Episyenite matrix; MM 48,00

Ferripyrophyllite xx

Salt Spring Creek, 3,5 miles north east of Cloverdale, Mendocino Co., California / USA; highly lustrous aggregates of brownish
0,5 mm tabular crystals in thin fracture zones, on a highly metamorphic Hematite-Quartz matrix; KS 38,00; NS 75,00

Ferrisadanagaite xx

Mogok, Sagaing District, Mandalay / Myanmar; black highly lustrous aggregates of 5 mm of pure Ferrisadanagaite; MM 75,00

Ferristilpnomelane xx

Laytonville Quarry, Laytonville, Coastal Range, Mendocino Co., California / USA; bright brownish tabular crystals of 5 mm, very rich in Quartz-Spessartine matrix, nice specimens; KS 28,00; NS 38,00

Ferrisurite xls

Shirley Ann Claim, Big Dodd Spring, Cottonwood Mts, Inyo Co., California / USA / TYP; the very rare Lead-Iron-Silicate forms olive green radial acicular crystal aggregates of 1cm on Quartz Matrix. Very good specimens from the Type-material collect in 1989. The location are located in very remount and difficult to approach area north of; MM 48,00; KS 75,00

Ferritaramite xx

Pieta Creek, 5 miles north east of Cloverdale, Mendocino Co., California / USA; long-prismatic black crystals of 1 cm, very rich in Quartz matrix. Very rich specimens of this rare Amphibole; KS 65,00

Ferri-taramite xx

Mine Collioux, St. Luc, Val d´Anniviers, Wallis / Switzerland; dark blue crystals of 3 mm very rich on vugs in Quartz;
MM 28,00; KS 38,00

Ferri-tschermakite xx

Pressnitz Valley, Jöhstadt, Erzgebirge, Saxony / Germany; black bright lustrous well terminated prismatic crystals of 1 cm on Quartz matrix. Outstanding good specimens of the rare Silicate; KS 85,00; NS 148,00

Ferritungstite xx

Gifurwe Mine, Cyeru, Ruhengeri Prov. / Rwanda; rich yellowish-brown aggregates of minute crystals, on vugs in Ferberite aggregates (Reinite) of 1 cm, in a Quartz matrix; KS 19,00; NS 28,00

Ferrivauxite xls
IMA 2014-003

Mina Siglo Vente, Llallagua, Bustillo Prov., Potosi Dept. / Bolivia / TYP; the new Fe-Al-Phosphate are the rarest member of the Vauxite group. Ferrivauxite forms brownish radial crystals aggregates of 3 mm on Quartz crystals. Associated with blue Vauxite crystals and beige Crandallite. Nice specimens; KS 125,00; NS 165,00

Ferriwinchite (xx)

Kiona Bay, Kiona, Tinos Island, Aegean Sea / Greece; glassy bluish-gray needle-like crystals intergrown with Winchite as acicular aggregates of 1 cm, with some greenish Epidote, Almandine and dark blue Glaucophane; KS 38,00

Ferri-winchite xx

Langban, Filipstad, Värmland / Sweden; lustrous bright orange-brownish prismatic crystals of 0,5 mm, inter grown to massive crystal aggregates of 2 cm. Together with black 4 mm thick layers of fine-grained Jacobsite; KS 38,00; NS 65,00

Ferro-actinolite xx

Pöhla, Schwarzenberg, Erzgebirge, Saxony / Germany; dark green acicular crystals of 2 cm inter grown to massive crystal aggregates. Newly examined historic specimens; KS 28,00; NS 38,00

Ferro-aluminoceladonit (xx)

Kürn, Regensburg, Oberpfalz, Bayern / Deutschland; grüner Chrom-reicher Ferro-aluminoceladonit als reiche mikroskopische Einschlüsse in grünlich-grauem Chalcedon; MM 48,00; KS 85,00

Ferroan-Bismutite xx

Alto de Furnas Pegmatite, Equador, Rio Grande do Norte / Brazil / TYP; highly waxy massive beige-gray to pale brownish crystal aggregates as pseudomorphs after Bismuthinite crystals. This is an unusually well crystallized and extremely Iron-rich Bismutite with a chemistry of (Bi0,6 Fe0,3 Al0,1)2O2(CO3); KS 38,00; NS 75,00

Ferroan-Fluoro-edenite (xx)

Yamato Mts., Mizuho Plateau, 200 km s/w of Lüzow Holm Bay, King Maud Land / East-Antarctica; glassy greenish-black crystals of 5 mm with some Muscovite in a Plagioclase matrix. Absolutely unique specimens from an extremely remote location; KS 65,00

Ferroan-Kyanite X

Nani, Loliondo, Arusha Region / Tanzania; orange to orange-brown transparent gemmy long prismatic crystals of 4 cm (KS) to 6 cm (NS), in partial gem quality. This for Kyanite´s outstanding rare orange color are develop by a small amount of Iron what replaced Aluminum in the elemental cell; KS 19,00; NS 28,00

Ferrocarpholite (xx)
in Quarz crystals

Diamantina, Minas Gerais / Brazil; pinkish silky long- fibrous crystals to1,5 cm as very rich inclusions in rose Quartz crystals to 4 cm. Very nice and unique specimens; KS 28,00

Ferrocarpholite xx

Wipper Valley, Biesenrode, Harz Mts., Saxony Anhalt / Germany; massive greenish-yellow-brown acicular vein-like crystal aggregates of 3 cm, very rich in Quartz. Very good specimens from a new find; KS 28,00; NS 38,00; HS 48,00

Ferro-chloro-pargasite xx

St Christoph Mine, Breitenbrunn, Erzgebirge, Saxony / Germany; glassy acicular black crystal aggregates of 1 cm, very rich with black metallic Magnetite. Re-examined historic specimens; KS 75,00

Ferro-eckermannite xx

Mt. Vassiliko, Katakalaii, Andros Island, Aegean Sea / Greece; long-prismatic black crystals of 1 cm, very rich in layer-like structures in metamorphic Quartzite; KS 38,00; NS 48,00

Ferro-fluoro-edenite xx

Yamato Mts., Mizuho Plateau, 200 km s/w of Lüzow Holm Bay, King Maud Land / East Antarctica; black glassy crystals of
5 mm in Plagioclase matrix. Absolutely unique specimens from a extremely remote location; MM 48,00; KS 75,00

Ferrogedrit xx

Skisshyttan, Väster - Silvberg, Ludvika, Dalarna / Schweden; dunkelgrüne glasige langstrahlige um bis 4 cm große sonnenartige Kristallaggregate in heller Leptit Matrix. Bisher war von diesem Fundgebiet nur Gedrit bekannt. Analysen zeigen aber, das in einigen der Leptit-Linsen der Gedrit deutlich Fe-dominat ist. Mit um 2,5 cm großen Kristallen dürften es wohl die besten bisher nachgewiesenen Ferrogedrit sein; NS 38,00; HS 65,00

Ferroglaucophane xx Almandine xx

Cap Grammata, Gria Spilia, Syros Island, Aegean Sea / Greece; deep dark blue to nearly black long-prismatic glassy crystals of
5 mm, intergrown to massive acicular aggregates, together with very nice well-terminated reddish-brown Almandine crystals of 4 mm; NS 28,00; HS 38,00

Ferrohögbomite-2N2S

Myan Gyi Mine, Thurein Taung, Mogok, Sagaing District, Mandalay / Myanmar; black semi metallic crystals of 8 mm. Outstanding good specimens of this very rare Fe-Al-Ti-oxide; MM 95,00

Ferroindialite xls
Indialite

Durham Ranch, Wright, Reno Junction, Campbell Co., Wyoming / USA; red-brownish bright luster, several square centimeter cover globular crystal aggregates of Ferroindialite, very rich on a matrix of gray glassy luster massive Indialite, together with some Tridymite. Very strange mineralization of two rare species; KS 38,00; NS 75,00; HS 125,00

Ferroindialite xx

Durham Ranch, Wright, Reno Junction, Campbell Co., Wyoming / USA; orange-red-brownish glassy aggregates of 1 cm inter grown with Anorthite in Paralava; KS 48,00; NS 65,00

Ferrokentbrooksite (xx)

Skutesundskaer, Barkevik, Langesundsfjorden, Larvik, Vestfold / Norwegen; orange brownish glassy crystal aggregates of 2 cm in Nepheline-Feldspar matrix. Old specimens collect all round 1960; KS 38,00; NS 75,00

Ferrokentbrooksite xx

Água de Pau Volcano, San Miguel Island, Azores Isands / Portugal; orange-yellow crystals of 1 mm on Albite-Aegirine matrix, developed in peralkaline syenites ejecta; MM 19,00

Ferrokinoshitalite xx

Gun Claim, 16 km s/e of Itzy Mts., 44 km south of MacMilliam Pass, Yukon Territory / Canada; dark brownish tabular crystals of
1,5 mm in Barium-bearing Anorthite; MM 125,00

Ferrolaueite xx

Emmerichswalde, Neißeaue, Görlitz, Oberlausitz, Saxony / Germany; pale yellow long prismatic crystals of 0,5 mm on fractures in siliceous rocks; MM 48,00

Ferroleakeite (xx)

Khan Bogdo Massive, Gobi Desert / Mongolia / TYP; dark greenish long-prismatic crystals of 5 mm intergrown on a fine-grained orange Albite matrix; MM 28,00; KS 38,00

Ferromerrillite (xx)

Elechol ra Nguruhei, Ngaramasch, Angaur Island, Pallau Archipelago / South Pacific; glassy dark-greenish 2 mm aggregates inter-grown with grey microcrystalline Fluorapatite; MM 148,00

Ferropargasite (xx)

Sassi Neri Mine, Capoliveri, Elba Island, Tuscany / Italy; black tabular crystals of 5 mm, very rich in skarn matrix; KS 28,00

Ferrorosemaryite xx

Buranga Pegmatite, Gatumba, Western Prov. / Rwanda; dark olive-green crystals of 0,5 mm, very rich as 1 cm aggregates on Quartz-Albite matrix. Buranga is the second world-wide locality for this extremely rare Na-Fe-Al-Phosphate; MM 65,00; KS 95,00

Fersmit xx

Mount Brussilof Mine, Radium Hot Springs, British Columbia / Canada; schwarze hochglänzende langprismatische um 3 mm große Kristalle, auf Kluftzonen in Kristallaggregaten aus weißen um 1,5 cm großen Magnesit Kristallen; KS 28,00; NS 38,00

Fersmite xx

Alpe Rosso, Orcesco, Val Vigezzo, Val d'Ossola, Verbano-Cusio-Ossola, Piedmont / Italy; olive-brownish transparent crystal of 1 mm in white Albite matrix; KS 19,00

Fetiasite xx

Grob, Lercheltini, Binn Valley, Wallis / Switzerland / TYP; dark-brownish to black semi-metallic well-terminated prismatic crystals. (MM) = single crystals of 6 mm; (KS) = crystals of 3 mm on matrix; (NS) = several crystals of 5 mm on matrix. Outstanding good specimens collected in September 1999; MM 48,00; KS 65,00; NS 225,00

fibrous Obsidian

Obsidian Dome, Mammoth Lake, Mono Co., California / USA; This is a hair-like fibrous Obsidian. During a second phase, a hot gas stream passes inside the volcanic glass and creates large masses of parallel fibrous aggregates on Obsidian matrix;
NS 19,00; HS 38,00

Filipstadite (xx)

Langban Gruvan, Langban, Värmland / Sweden / TYP; black micro crystals of 0,3 mm, very rich with some Jacobsite in Calcite matrix; MM 28,00; KS 48,00

Filipstadite xx

Langban, Filipstad, Värmland / Sweden / TYP; lustrous black metallic crystals of 0,5 mm in Calcite-Jacobsite matrix;
MM 28,00; KS 48,00

Filipstadite (xls)

Jacobsberg, Nordmark, Värmland / Sweden; nearly massive aggregates of intergrown 1 mm crystals in Calcite matrix. Very rich samples of this rare Antimony-Manganese-Oxide; KS 38,00

Fire Agate

El Cobre, Mun, Mun. de Tepezalá,, Aguascalientes / Mexico; red-brownish strongly iridescent polished agates, pretty material;
KS 28,00

Fleischerit xx

Tsumeb Mine, Tsumeb, Otjikoto Region, Otavi Mts. / Namibia / TYP; hell rosa-farbiger um 5 mm langer nadeliger Einzelkristall; Capsel 38,00

Florencit-(La) xx

João Torres Mine, Muqui, Espírito Santo / Brasilien; rote bis rotbraune Kristalle und massive feine Aggregate auf Spalt und Kluftzonen auf um 3 cm großen orangebraunen Monazit-(Ce) Kristallen, zum Teil mit etwas hellgelblich-braunen Enalit; KS 28,00

Flörkeite xx

Caspar Quarry, Bellerberg, Ettringen, Eifel Mts, Rhineland-Palatinate / Germany / TYP; nice crystal clusters of intergrown 0,3 mm crystals on vugs, together with some Vertumnite and other minerals. Very good specimens of this new Zeolite from the Eifel Mts.; KS 38,00

Fluellite xls

Leveäniemi Mine, Svappavaara, Kiruna, Lappland / Sweden; white prismatic crystals of 3 mm, very rich beside of some radial-cicular Beraunite on vugs in Magnetite-Hematite-matrix. Old specimens collect around 1980; KS 28,00

Fluellite xx

Willard Mine, Pershing Co., Nevada / USA; gemmy colorless crystals of 3 mm very rich on matrix, together with some pale greenish-grey Wavellite crystals; KS 28,00; NS 48,00

Fluoborite xls

Bodnar Quarry, Rudetown, Sussex Co., New Jersey / USA; pale beige glassy hexagonal prismatic crystals of 5 mm beside of some orange brownish Chondrodite crystals and grey metallic tabular Graphite crystals on white Calcite matrix; KS 28,00

Fluoborite xx

Tall Gruvan, Kallmora, Norberg, Västmanland / Sweden / TYP; waxy, lustrous, colorless to pale grayish long-prismatic crystals of 1 cm in a black Ludwigite matrix. Very old specimens, collected around 1923; KS 28,00; NS 48,00

Fluocerite-(Ce) xx

Little Patsy Pegmatite, Foxton, South Platte, Jefferson Co., Colorado / USA; pale brownish well terminated single crystals of
2 cm (KS) to 5 cm (NS) particular on some Quartz or Feldspar matrix. This are the best one (and also the only one) crystals of Fluorcerite-(Ce) I have seen ever; KS 85,00; NS 225,00

Fluocerite-(Ce) xx

Little Patsy Pegmatite, Foxton, South Platte, Jefferson Co., Colorado / USA; pale brownish well terminated single crystals of 2,5 cm (KS) to 5 cm (NS) overgrown with a thin coating of red-brownish Bastnäsite-(Ce) crystals some with Quartz or Feldspar matrix;
KS 38,00; NS 75,00

Fluorapatite (xx)

Elephant Bay, Pebble Island, Falkland Islands, South Atlantic / UK; pale brownish alluvial aggregates of massive Fluorapatite, old samples collected around 1900 in a very remote location of the British empire; KS 38,00

Fluorapatite X

Gaviao, Ipira, Bahia / Brazil; highly lustrous hexagonal blue prismatic doubly terminated single crystals of 4 cm x 1.5 cm, very nice specimens; KS 28,00

Fluorapatite xl

Imilchil, Er Rachidia Prov., Meknès-Tafilalet Region / Morocco; yellowish green gemmy sharp well terminated single crystals of
1,5 cm x 1 cm, nice specimens; MM 12,00

Fluorapatite xl

Cerro de Mercado Mine, Victoria de Durango, Cerro de los Remedios, Durango / Mexico; nice bright greenish-yellow gemmy well terminated single crystals of 2 cm (around 7 Gramm each).Suitable as a standard for analysis; KS 12,00

Fluorapatite xx

João Pego pegmatite, Jenipapo, Itinga, Jequitinhonha Valley, Minas Gerais / Brazil; acicular beige 1 mm thick crystal crust covering aggregates of 5 cm Quartz crystals as a "Perimorphose". Unique material: I have never seen the like before;
NS 38,00; HS 85,00

Fluorapatite xx

Golconda pegmatite, Governador Valadares, Doce Valley, Minas Gerais / Brazil; pale blue transparent gemmy hexagonal-prismatic crystals of 4 mm very rich with some white Bertrandite crystals on a matrix of tabular white Albite crystals Muscovite and Quartz. Very beautiful specimens from a new find; KS 28,00; NS 48,00; HS 125,00

Fluorapatite xx

Horní Slavkov, Schlaggenwald, Karlovy Vary, Bohemia / Czech Republic; pale violet to colorless bright luster crystals of 5 mm, very rich on a 7 cm x 6 cm large pocket zone on Quartz matrix. Old specimen with a historic label; HS 75,00

Fluorarrojadite-(BaNa) (xls) IMA2016-075

Elisabeth Mine, Gemerska Poloma, Roznava Co., Kosice / Slovakia / TYP; pale-beige-brownish glassy crystal aggregates of 5 mm in gray Quartz. Only few specimens of the very rare new Phosphate group mineral available; MM 75,00; KS 125,00

Fluorarrojadite-(NaFe) (xx)

Hagendorf, Waidhaus, Upper Palatinate, Bavaria / Germany / TYP; dark brownish aggregates of 2 mm, inter grown with Heterosite and other Phosphates; MM 125,00

Fluorbritholit-(Y) xx IMA 2009-005

Nedre Lapplegret Quarry, Nedre Lapplegret Quarry, Tysfjord, Nordland / Norwegen; orange-braune glasige um bis 1 mm große Kristalle neben hell-rosa beigen um bis 3 mm großen Fluorthalenite-(Y) Kristallen und dunkel-braunen Allanit-(Ce) in hell-gelblich grauer glasiger Yttrofluorit Matrix; KS 75,00; NS 125,00

Fluorbritholite-(Ce) (xx)

Rusty Gold claim, Jamestown, Boulder Co., Colorado / USA; glassy brownish-grayish-violet crystal aggregates of 3 cm of pure Fluorbritholite-(Ce), surrounded by black Allanite-(Ce) in an Albite matrix. This new find has brought out the best-known specimens of this rare Cerium-Calcium-Silicate of the Apatite subgroup; KS 48,00; NS 85,00

Fluorbritholite-(Ce) (xx)

Rusty Gold claim, Jamestown, Boulder Co., Colorado / USA; brownish grayish violet glassy crystal aggregates of 3 cm of pure Fluorbritholite-(Ce), surrounded by black Allanite-(Ce) in Albite matrix. This new find bring out the best known specimens of the rare Cerium-Calcium-Silicate of the Apatite subgroup; KS 38,00; NS 75,00

Fluorcalciopyrochlore xx

Orberg Quarry, Badberg, Schelingen, Kaiserstuhl, Baden-Württemberg / Germany; orange brownish by-pyramidal crystals of
1 mm with some pale greenish Barium rich Phlogopite in Calcite matrix; KS 38,00

Fluor-dravite xls

Hartenberg Pegmatite, Lunzenau, Granulite Mts, Saxony / Germany; dark brownish glassy acicular crystals of 1,5 cm, very rich on Quartz and Mica matrix. Nice old specimens, collected around 1951 (from the old label); NS 48,00

Fluor-Dravite xls

Koksha Valley, Badakhshan Prov. / Afghanistan; blue semi transparent gemmy well terminated short prismatic crystals of 1,5 cm (KS) to 2,5 cm (NS) on pale green Muscovite matrix. Very nice specimens. This are the finest Fluor-Dravite specimens I have seen ever; KS 65,00; NS 95,00

Fluor-dravite xx

Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea / Greece; black highly luster crystals to 5 mm and crystal aggregates to 2 cm in green acicular Jadeite matrix; KS 38,00; NS 75,00

Fluor-dravite xx

Bjordammen, Bamble, Telemark / Norway; lustrous dark brownish well terminated crystals of 3 mm, with pale greenish blue Cordierite crystals of 1,5 cm and black metallic Ilmenite aggregates of 1 cm in Quartz matrix. Interesting material; KS 28,00; NS 48,00

Fluor-dravite xx
IMA 2009-089

Kefalos Hill, Skotini Bay, Galissas, Syros Island, Aegean Sea / Greece; black highly luster crystals to 5 mm and crystal aggregates
to 2 cm in green acicular Jadeite matrix; KS 48,00; NS 95,00

Fluor-dravite xl

Radeburg, Meißen, Dresden, Saxony / Germany; lustrous black prismatic single crystals of 1,5 cm, newly examined old specimens collected around 1949. This is the first discovery of this rare member of the Tourmaline group in Germany;
MM 28,00

Fluor-elbait xx

Aqueana Pegmatite, Aracuai,, Minas Gerais / Brasilien; dunkel-grüne hochglänzende dick-prismatische um 1 cm x 1,5 cm (MM),
1 cm x 2,5 cm (KS), bis 1 cm x 4 cm (NS) große Kristalle in partieller Edelsteinqualität. Das neue sehr seltene Mineral der Turmalin Gruppe, ist das Fluor-Analog zum Elbait; MM 38,00; KS 65,00; NS 148,00

Fluor-elbaite xx

Seco Claim, Taquaral, Itinga, Aracuai, Minas Gerais / Brazil; lustrous gemmy pale blue long prismatic crystals of 2 cm on Quartz Muscovite matrix. Nice specimens of this recently-described new member of the Tourmaline group; KS 38,00; NS 65,00

Fluor-elbaite X IMA 2011-071

Cruzeiro Mine, São José da Safira, Doce valley, Minas Gerais / Brazil / TYP; pale blue transparent gemmy long-prismatic single crystals of 1,5 cm (MM) to 2,5 cm (KS); MM 28,00; KS 38,00

Fluorite X

Arbegona, Shashemanne, Sidamo-Borana Prov. / Ethiopia; pale-brownish violet transparent gemmy well terminated single crystals of 8 mm in high grad cut stone quality. This are a very unique kind of Fluorite. 5 mounted crystals in one MM-box; MM 19,00

Fluorite xls

Birch Creek, Deep Springs, Inyo Co., California / USA; "Pseudomorph from Fluorite after Clinozoisite" !!, Violet glassy long prismatic to acicular "crystals" of 1,5 cm on a matrix of pale green Clinochlore crystals to 5 mm. Pretty specimens from a new find; NS 48,00

Fluorite xls

Koh-i-Maran Hills, Mastung, Quetta, Balochistan / Pakistan; bi-color, violet and pale blue transparent luster distorted, skeleton floater crystals of 3,5 cm. Pretty specimens from a new find; KS 19,00

Fluorite xls
Celestine xls

Tule Mine, Melchor Múzquiz, Mun. de Melchor Múzquiz, Coahuila / Mexico; violet bright luster glass clear cubic crystals of
5 mm, very rich on a matrix of white tabular Celestine crystals up to 4 cm. Very unique combination, nice specimens from a new find; KS 28,00; NS 48,00; HS 95,00

Fluorite xx

Banjak Arsenic Deposit, Kiseljak, Kresevo / Bosnia; violet crystals of 4 mm, together with red glassy massive Realgar !. This is a very unusual combination from a rare location to, can be quite interest for Fluorite collectors; KS 28,00; NS 48,00

Fluorlamprophyllite xx

Morro do Serrote, Poços de Caldas,, Minas Gerais / Brazil / TYP; lustrous bright golden-yellow needle crystals of 3 mm on Nepheline-Syenite matrix.; MM 48,00; KS 75,00

Fluor-liddicoatite xl

Anjanabonoina Pegmatite, Betafo District, Antananarivo Prov. / Madagascar; violet to dark green well-terminated lustrous prismatic single crystals of 2,5 cm (KS) to 5 cm (NS); KS 48,00; NS 95,00

Fluor-liddicoatite xls

Tsarafara, Sahatany Valley, Vakinankaratra, Antananarivo / Madagascar; lustrous bright pinkish crystals of 3 mm, very richly scattered on white Feldspar crystals of 3 cm (KS) to 5 cm (NS) .Pretty specimens from a new find; KS 38,00; NS 75,00

Fluornatromicrolite X

Urubu Mine, Corrego de Aqueana, Aracuai, Minas Gerais / Brazil; gemmy yellowish-brown glass-clear diamond-lustre crystals from 6 mm (MM) to 1,2 cm (KS). These are the finest known Fluornatromicrolite crystals worldwide; MM 28,00; KS 48,00

Fluornatromicrolite xx

Alto Quixaba Pegmatite, Quixaba, Frei Martinho, Paraiba / Brazil / TYP; highly lustrous olive-green bipyramidal crystals of
5 mm on a Quartz-Albite matrix; KS 28,00; NS 38,00

Fluoro-Arfvedsonite xx

Langban, Filipstad, Värmland / Sweden; lustrous bright orange-yellow long prismatic transparent crystals of 2 mm inter grown to large crystal aggregates of 1 cm with pinkish Tilasite. This rare new Fluorine-bearing Sodium-Iron silicate is a new species for the famous Langban location; KS 65,00; NS 95,00; HS 148,00

Fluoro-edenite xx

Limberg Quarry, Pargas, Turku, Southwestern Finland Region / Finnland; green transparent glassy prismatic crystals up to 1 cm on white Calcite matrix. Quite good and large crystals; KS 28,00; NS 38,00

Fluoro-leakeite xls

Norra Kärr Alkaline Pegmatite field, Gränna, Jönköping, Smaland / Sweden / TYP; lustrous transparent greenish-blue long prismatic crystals of 4 mm, in a greenish layered Quartz matrix. Good specimens of this very rare silicate known only from Norra Kärr; KS 48,00

Fluoro-magnesio-arfvedsonite xx

Poços de Caldas, Poços de Caldas plateau, Minas Gerais / Brazil; dark green prismatic 3 mm crystals on an Albite-Nepheline matrix. Unique specimens from a new pegmatite field; MM 38,00; KS 75,00

Fluoropargasite xl

Kikombo, Rubeho Mts., Dodoma / Tanzania; gemmy honey-brownish prismatic crystals of 13 mm in cut stone quality. This are the first known Fluoropargasites in gem-quality; MM 38,00

Fluoro-potassic-magnesio-arfvedsonite xx

Mountain Pass Mine, Clark Mts., San Bernardino Co., California / USA; dark bluish fibrous acicular vein-like aggregates, very rich in a 1,4-billion years old Shonkinite matrix. The name Fluoro-potassic-magnesio-arfvedsonite is the longest of all mineral names; KS 38,00; NS 75,00

Fluoro-potassicrichterite xx

Deer Butte Mesa, Leucite Hills, Sweetwater Co., Wyoming / USA; highly lustrous pale beige needle crystals of 1 mm, very rich in vugs and as a rock-forming component with tabular 2 mm Fluorophlogopite crystals, Tridymite and Leucite, in Lamproite lava; KS 38,00; NS 65,00

Fluoro-richterite xls

Wilberforce area, Haliburton Co., Ontario / Canada; bright greenish-brown well terminated long prismatic crystals of 3 cm on Calcite matrix.Pretty specimensf rom a classic location; KS 19,00; NS 28,00

Fluoro-tremolite (xx)

Route d´Aixe, Saint-Priest-Sous-Aixe, Limoges, Haute Vienne / France; pale greenish grey acicular aggregates of 1,5 cm, very rich in Quartz matrix; KS 65,00

Fluorowardite xx
IMA2012-016

Silver Coin Mine, Valmy, Humboldt Co., Nevada / USA / TYP; 5 mm spherical cluster of inter-grown pale greenish-blue to nearly colorless microcrystals on vugs in Quartz matrix; KS 95,00

Fluorphosphorhedyphane xx

Blue Bell Mine, Soda Mts., San Bernadino Co., California / USA / TYP; white crystals of 0.3 mm very rich on matrix;
MM 95,00

Fluor-schörl xx

Neustädtel, Schneeberg, Erzgebirge, Sachesen / Deutschland; braune glasige hoch glänzende, aus um 4 cm großen langprismatischen Kristallen aufgebaute, dichte strahlige Kristallaggregate, sehr reich in Quarz-Feldspat Matrix. Das neue seltene Mineral der Turmalin Gruppe, ist das Fluor-Analog zum Schörl; KS 48,00; NS 75,00; HS 148,00

Fluor-schorl xl

Wolkenburg Pegmatit, Fichtigstal, Limbach-Oberfrohna, Saxony / Germany; bright black long prismatic single crystals of
1,5 cm (MM) to 2,5 cm (KS). Nice crystals from an old find of around 1940; MM 19,00; KS 28,00

Fluorthalenite-(Y) (xx)

White Cloud Pegmatite, South Platte, Jefferson Co., Colorado / USA; pale-pinkish to grayish violet crystals of 1 cm, together with violet Yttrofluorite and black Allanite(Ce); KS 38,00; NS 75,00

Fluorthalenite-Y xx

Nedre Lapplegret Quarry, Lapplegret, Drag, Tysfjord, Nordland / Norway; pale pinkish crystals of 3 mm, with some black Allanite-Ce crystals on white Yttrofluorite matrix; KS 38,00

Fluor-uvite xls

Pomba Pit, Brumado, Serra das Aguas, Bahia / Brazil; shiny dark green gemmy well-terminated single crystals of 2 cm. Pretty specimens of this uncommon member of the Tourmaline group; KS 38,00

Fluorvesuvianite xx

North Waziristan, Federally Administered Tribal Areas / Pakistan; transparent gemmy pale blue long prismatic single crystals of 2 cm, some in cut stone quality. The few known specimens have been found for more than 10 years in the inaccessible tribal area of North Waziristan; KS 75,00

Foggite (xx)

Aruba Phosphate Mine, Sint Nicolaas Bay, Little Curacao Island / Caribbian Sea; white microcrystalline aggregates very rich with some radial-acicular Fluorapatite on a massive pale brownish Phosphorite matrix. Old historic specimens from an exotic location, collected around 1890; KS 48,00

Foggite xx

Gua Putjung Cave, Karang Bolong Mts., Kebumen, Java Island / Indonesia; highly lustrous silky white crystal-aggregates of tiny intergrown tabular crystals. Very rich together with colorless needle-crystals of Fluorapatite on matrix; MM 38,00; KS 75,00

Fogoite-(Y) xls
IMA 2014-098

Lombadas, LakeFogo, Águade Pau Volcano, San Miguel Island, Azores / Portugal / TYP; pale yellowish-brown 1 mm acicular crystal aggregates in small vugs in Sanidine-Aegerine matrix. All existing specimens come from a small (approx. 15 cm) ejected boulder, found in a river bed. Holo type specimens from the author; MM 75,00; KS 125,00

Foitite (xx)

Písek, South Bohemia / Czech Republic; dark-brownish glassy crystal aggregates in Albite; KS 19,00; NS 28,00

Foitite xls

Amerika Steinbruch, Penig, Chemnitz, Saxony / Germany; this uncommon member of the Tourmaline group here forms clusters of intergrown prismatic crystals to 2 cm. These are the finest German Foitites I have ever seen, collected as early as the 1940s;
KS 38,00

Foretite xls

Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur / France / TYP; pale blue radial-acicular crystal aggregates of
0,5 mm with tan Bariopharmacoalumite crystals on Quartz matrix; MM 65,00

Foretite xls

Cap Garonne Mine, Le Pradet, Var, Provence-Alpes-Côte d'Azur / France / TYP; pale blue radial-acicular crystal aggregates of
0,5 mm with tan Bariopharmacoalumite crystals on Quartz matrix; MM 65,00

Formanite-(Y) xx

Ytterby, Resarö, Vaxholm, Uppland / Sweden; glassy pale brownish highly lustrous prismatic crystals to 1 cm in Feldspar matrix. Outstanding specimens of this rare Yttrium-Tantalum-Oxide. Collected around 1840 from Carl Gustaf Mosander, curator of the Riks museum Stockholm; MM 48,00; KS 95,00; NS 185,00

Fornacite xls

Evening Star Mine, Tiger Wash, Big Horn Mts., Maricopa Co., Arizona / USA; olive green crystals of 2 mm, together with colorless Wickenburgite crystals on cavities in Quartz; KS 19,00

Forsterite xl

Gusdalen, Almklovdalen, Vanylven, Møre og Romsdal/ Norway; lustrous glassy pale green well terminated single crystals of 1 cm (MM) to 1,5 cm (KS), nice specimens from a new find; MM 12,00; KS 19,00

Fougerite (xx)

Konkua Pit, Farafenni / Gambia; thin, reddish-brown to pale brownish, vein-like aggregates in a massive micro- crystalline Brucite-Calcite matrix. These are the first mineral specimens I have ever seen from Gambia; KS 38,00

Franckeit xx

Itos Mine, Oruro City, Cercado Prov., Oruro Dept. / Bolivien; dunkelgrau metallische um 5 mm große Kristalle, dicht verwachsen zu massiven aus radialen Kristallgruppen aufgebauten Aggregaten; KS 19,00; NS 28,00

Franckeite xls

Mina Siglo Vente, Llallagua, Bustillo Prov., Potosi Dept/ Bolivia; this rare Tin-Sulfide forms nice crystal clusters of dark grey metallic long-tabular crystals of 5 mm, grown on a matrix of Pyrite crystals to 1 cm. Nice specimens from a new find; KS 28,0

Francoisit-(Ce) xx

La Creusa U prospect, Les Marécottes, Le Trient Valley, Wallis / Schweiz / TYP; gelbe um 2 mm große Kristallaggregate aufgebaut aus winzigen Kristallen auf flachen Scherzonen auf Quarzit Matrix; KS 38,00

Francoisite-(Ce) xls

La Creusa U prospect, Les Marécottes, Le Trient Valley, Wallis / Switzerland / TYP; the very rare Ce-U-Phosphate forms yellow crystals aggregates of 5 mm, on thin veins in Quartzite matrix; KS 38,00

Francoisite-(Ce) xx

La Creusa U prospect, Les Marécottes, Le Trient Valley, Wallis / Switzerland / TYP; yellow crystal-aggregates of 2 mm on thin veins in a Quartzite matrix; KS 38,00

Franklinite xx

Star Zinc Mine, 18 km north of Lusaka, Lusaka Prov. / Zambia; black bi-pyramidal crystals of 2 mm on vugs in Willemite; KS 28,00; NS 48,00

Franklinphilite xx

Llyn du Bach Mine, Moel Ysgyfarnogod, Harlech, Gwynedd, Wales / UK; dark brownish tiny mica like crystal aggregates in Quartz-Manganese-silicate matrix; MM 75,00

Franzinite xx

Ariccia, Alban Hills, Rome Prov., Latium / Italy; colorless gemmy well terminated crystals to 4 mm of vugs in of greenish brown Diopsid Biotite matrix, collect in 1977; NS 38,00

Fredrikssonit (xx)

Langban, Värmland / Schweden / TYP; braune langprismatische um 5 mm große Kristalle, sehr reich in Calcit-Hausmannit Matrix. Hervorragende Exemplare des höchst seltenen Borats; MM 28,00; KS 48,00

Fredrikssonite (xx)

Langban, Värmland / Sweden / TYP; brown long prismatic crystals of 8 mm, very rich in Calcite-Hausmannite matrix. Outstanding good specimens of the rare Borate; KS 38,00; NS 95,00

Fredrikssonite xls

Langban Mine, Langban, Värmland / Sweden / TYP; the rare Mg-Mn-Borate forms brownish long prismatic crystals of 5 mm, very rich in Calcite-Hausmannite matrix. Good specimens of the rare and classic Langban mineral; KS 28,00; NS 48,00

Freibergite (xls)

Cerro Rico, Potosi City, Potosí Dept., Bolivia; grey metallic bright luster 2 cm large aggregates of nearly pure massive Freibergite in Quartz matrix. Old newly examined specimens, collect around 1900; KS 28,00; NS 38,00

Freibergite (xx)

Mina Pulacayo, Huanchaca, Antonio Quijarro Prov., Potosi Dept. / Bolivia; lustrous bright grey-metallic massive aggregates of Freibergite, together with some Bournonite, Chalcopyrite and Quartz; KS 28,00; NS 48,00

Freibergite xx

Alaska Mine, Poughkeepsie Gulch, Silverton, San Juan Co., Colorado / USA; grey metallic high lustrous small crystals together with Chalcopyrite on vugs in white Barite matrix; KS 28,00

Freibergite xx

Sheba Dome Mine, Klondike Area, 25 km south of Dawson City, Yukon Territory / Canada; dark grey- metallic crystals to 2mm, very rich on vugs in Quartz matrix. Old specimens collected in the 1920s; KS 48,00; NS 75,00

Fresnoite xx

Big Creek, Pine Flat Lake, Trimmer, Fresno Co., California / USA / TYP; glassy well terminated greenish-yellow crystals together with tabular white Sanbornite crystals on cavities in Sanbornite-Quartz matrix. Good specimens from a new find in February 2014; KS 38,00; NS 65,00

Frondelite xx

Aqueana Pegmatite, Aracuai, Minas Gerais / Brazil; fine, dark greenish needly crystal aggregates, richly covering pale yellow Polilithionite and Quartz crystals; MM 12,00; KS 19,00

Fuenzalidaite xx

Mina Soledad, Pozo Almonte, Pampa del Tamarugal, I Region, Atacama Desert / Chile; yellow crystal aggregates of 1 mm, very rich in colorless Nitratine-Halite matrix. Very good specimens of this rare Na-Mg-K-sulfo-iodate; KS 38,00; NS 65,00

Fukuchilite (xx)

Hanawa Mine, Kazuno City, Akita Pref., Honshu Island / Japan / TYP; violet-greyish-brown metallic aggregates to 1 mm with some Pyrite in a Gypsum-Anhydrite matrix; MM 65,00