Minerals
Gunnar Färber
Iangreyite xx | Silver Coin Mine, Valmy, Humboldt Co., Nevada / USA / TYP; small tabular white crystals inter-grown to crystal aggregates of 5 mm on vugs in Quartz matrix; KS 95,00 |
Idrialite xx | Idrija Mine, Idria, Ljubliana, Slowenia / TYP; yellowish-green microcrystalline aggregates to 1 cm on fracture zones in brownish Pyrite-Cinnabar-Quartz matrix. Very good specimens of this rare organic mineral. Identical with the synthetic "dimethylbenzphenanthrene"; MM 19,00; KS 28,00; NS 48,00 |
Ikranit (xx) | Kaskasnyunchorr Mt., Khibiny Massif, Kola Peninsula / Rußland; gelblich-braune glasige um 1cm große Kristallaggregate, neben hellviolettem Eudialyt, sehr reich neben dunkelgrünen Aegirin in Nephelin Matrix; MM 38,00; KS 75,00 |
Ilmenite xls | Flaje, Cesky Jiretin, Usti Region, Bohemia / Czech Republic; black metallic bright luster crystal of 7 mm (KS) to 1,5 cm (NS) in Basalt. Old time specimens collect around 1870; KS 28,00; NS 48,00 |
Ilmenite xx | Lindvikskollen, Kragerø, Telemark / Norway; well- terminated single crystals of 3 cm (KS) to 5 cm (NS); KS 28,00; NS 48,00 |
Ilmenite xx | General Electric Mine, Saint-Urbain, Charlevoix RCM, Capitale-Nationale, Québec / Canada; black metallic crystals of 1 cm, inter grown to massive crystal aggregates of a pure Magnesium-rich Ilmenite. Old specimens collected in the 1950s; KS 28,00; NS 48,00 |
Imiterite xls | Imiter Mine, Djebel Saghro, Ouarzazate Prov., Draa-Tafilalet Region / Morocco / TYP; grey metallic long prismatic crystals up to 3 mm, very rich on cavities in Dolomite matrix, nice specimens of the rare Ag-Hg-Sulfide, collect in 1993; KS 28,00; NS 48,00 |
Indialite (xx) | Durham Ranch, Wright, Reno Junction, Campbell Co., Wyoming / USA; massive pale reddish-brown specimens of pure microcrystalline Indialite. This material is probably the richest Indialite ever found; KS 28,00; NS 48,00 |
Indialite xls | Durham Ranch, Wright, Reno Junction, Campbell Co., Wyoming / USA; bright orange-brownish several centimeter large crystal aggregates of Indialite, together with some Anorthite, Mullite and Tridymite. I have never seen even hear the mineral Indialite can be exist in such impressive specimens; KS 38,00; NS 75,00 |
Ingersonite xx | Langban, Filipstad, Värmland / Sweden / TYP; pale orange- brownish tabular crystals to 1 mm together with black Filipstadite in Calcite matrix; MM 65,00; KS 95,00 |
Innsbruckite (xls) | Staffelsee, Geier, Wattener Lizum, Inn Valley, North Tyrol / Austria / TYP; the new very rare Manganese-Silicate occurs inter grown with Tephroite and Friedelite, in dark brownish 5 mm large aggregates in Rhodochrosite-Spessartine-Calcite-matrix; |
Iranite xls | Reward Mine, Kohatk, Vekol Mts. Pinal Co., Arizona / USA; this rare Pb-Cu-Chromate-Silicate occurs as 1,5 cm ! large thin crystal aggregates on brownish Limestone matrix. The Iranite crystal aggregates are often flat prismatic and are probably pseudomorphic after Mimetite crystals. Very unusual specimens; KS 48,00; NS 125,00 |
Iriginite xx | Cameron, Cameron District, Coconino Co., Arizona / USA; pale yellow crystals of 0,5 mm, very rich on Sandstone; |
Ishikawaite (xx) | Radium Ridge, Mount Painter, Flinders Range, South Australia / Australia; brownish waxy lustrous crystals of 5 mm in Hematite-Quartz-Monazite matrix. Very good specimens of this rare Uranium-Iron-Niobium-oxide; KS 38,00 |
Ishikawaite xx | Little Patsy Pegmatite, South Platte, Jefferson Co., Colorado / USA; waxy brownish long prismatic crystals of 2 cm intergrown to 2,5 cm (KS) up to 3,5 cm (NS) crystal aggregates. This Ishikawaite is rich in Ytterbium (1,68 At.%), (U = 1,84 At%, |
Isoclasite xx | South Point, Flying Fish Cove, Christmas Island / Australia; white microcrystalline aggregates, very rich with some grey Hydroxylapatite crystals on a massive Fluorapatite matrix; MM 38,00; KS 75,00 |
Isoferroplatinum xls | Fox Gulch, Salmon River - Red Mountain District, Goodnews Bay, Alaska / USA; gray white metallic crystal aggregates of 3 mm of pure Isoferroplatinum; Capsule 28,00 |
Isoferroplatinum xx | Fox Gulch, Salmon River, Red Mountain District, Goodnews Bay, Alaska / USA; gray-white-metallic crystal aggregates of 4 mm of pure Isoferroplatinum, together with some black Chromite. These are the best crystals of Isoferroplatinum I have ever seen; Capsel 28,00 |
Itoigawaite (xls) | Oyashirazu Coast, Itoigawa-Ohmi, Niigata Pref., Honshu Island / Japan / TYP; glassy light blue crystal aggregates of 5 mm in grayish Jadeite; KS 85,00 |
Itsiite xx IMA 2013-085 | Gun Claim, 4 km s/e of Wilson Lake, 16 km s/e of Mt. Itsi, 155 km n/e of Ross River, Yukon Territory / Canada / TYP; tabular white 1mm crystals, very rich on pale greyish Barite; KS 85,00 |
Iwakiite xx | Jacobsberg Mine, Nordmark, Filipstad, Värmland / Sweden; dark grey metallic crystals of 2 mm and crystal aggregates of 1 cm together with brownish tabular Manganophyllite crystals of 5 mm in Calcite matrix; KS 28,00; NS 48,00 |
Due to construction work in St. Marie, my new stand is on in a newly designated area. This is to the right of entrance area 2B, or to the left of entrance area 3.
I offer an extensive assessment and analysis service. I´ve own modern REM-EDX technology available, please ask for more details.
the prices relate directly to the expense of acquiring the specimens and the work (cleaning, testing, etc.) done on them. All prices include the current 7% VAT on minerals.
I give a discount with large orders only.
I accept regular bank transfer, Master, Visa cards and Paypal.
I describe the material as accurately as possible, to minimize any possible discrepancy felt on receipt. owever, if you are not satisfied with a specimen, please send it back promptly in its original condition, well packed.
Inside Germany the postage costs € 5.50; for orders of € 150 and over, I prepay shipping. Within the EU shipping costs € 8,50; shipping is free on orders over € 250. Outside the EU shipping for under 1 kg is € 8,50. For over 1 kg costs at least € 25.50 (depending on weight and the respective postal rates). All parcels are insured.
xx = crystals
(xx)= partial or intergrown crystals
X or x = single crystal
Capsel (capsule) = 0.1 to 0.5 cm
MM = micromount approx. 0.5 to 1.0 cm
KS = small piece approx. 1.5 to 4 cm;
NS = average-sized piece approx. 4 to 7 cm
HS = hand-sized piece 7 to 10 cm;
GS / MS = museum-sized pieces larger than 10 cm
xls = crystals; (xls) = partial or intergrown crystals; xl = single crystal.
Capsule= 0.1 to 0.5 cm; MM = micromounts approx. 0.5 to 1.5 cm; KS = small piece approx. 1.5 to 4 cm.
NS = average-sized piece approx. 4 to 7 cm; HS = hand-sized piece 7 to 10 cm; GS / MS = museum-sized pieces larger than 10 cm.