Minerals j

Jadarite (xx)

Trisic, Loznica, Jadar Valley, Serbia / TYP; white massive mono-mineralic material of pure Jadarite, discover in 2006 in drill core. There very rare Li-Na-B-Silicate is identical with the from the mystical world known superman-mineral "Kryptonite"; small MM 75,00

Jadeite xx

Palos Hill, Gria Spilia, Syros Island, Aegean Sea / Greece; pale green long prismatic idiomorphic crystals to 5 mm, very rich grown on vugs in massive Jadeite matrix. Particular with small blue Glaucophane crystals and yellowish Epidote. This will be the first known European Jadeite crystals, Jadeite in crystals are world wide extremely uncommon; KS 38,00; NS 75,00

Jadeite xx

Glarontas Hill, Galissas, Syros Island, Aegean Sea / Greece; highly lustrous gemmy grass-green prismatic crystals to 1 cm, very rich in vugs in a Jadeite-Muscovite matrix. These few outstanding specimens are the finest known Jadeite crystals ever found;
KS 48,00; NS 95,00; HS 350,00

Jagoite xx

"Canberra working", Langban, Värmland / Sweden / TYP; glassy yellowish-green tabular crystals to 2 mm intergrown to 5 mm crystal-aggregates of pure Jagoite. Or as 1 cm aggregate on brownish massive Malanotekite. Very good specimens collected around 1943; MM 38,00; KS 125,00

Jagueite (xx)

El Chire prospect, Los Llantenes district, Vinchina Dept., La Roja / Argentina / TYP; the rare Copper-Palladium-Selenide forms metallic anhedral inclusions of 100 µm in Naumannite-Tiemanite aggregates in Calcite matrix; MM 48,00; KS 125,00

Jahannsenite xls

Osikovo Mine, Sasa, Osogovski Mts., Kocani / Macedonia; nice crystal clusters of bright brownish long prismatic crystals of
5 cm. These are the largest crystals of this rare Calcium Manganese silicate I have ever seen. Outstanding specimens for the species;
NS 65,00; HS 125,00

Jahnsit-(MnMnMn) xx

Sapucaia do Norte, Galiléia, Doce Valley, Minas Gerais / Brasilien; orange-braune hochglänzende um 1 mm große schuppige Kristalle sehr reich auf flachen Spaltzonen, in einer Matrix aus massiven Aggregaten aus hellblauen glasigen um 1 cm großen tafeligen Metavivianit Kristallen und grünlich grauen glasigem Triphylin; KS 65,00; NS 95,00

Jahnsite-(CaMnFe) xls

Angarf-South Pegmatite, Tazenakht, Ouarzazate Prov., Souss-Massa-Draa Region / Morocco; brownish glassy crystals of 1 mm, together with apple-green Tavorite in dark green Heterosite matrix; KS 28,00

Jalpait xx

Mina Astohuaraca, Laguna Chocloecocha, Castrovirreyna Prov., Huancavelica / Peru; schwarz metallische hochglänzende um 1 mm große Kristalle, zum Teil mit einigen kleinen Acanthit Kristallen, auf einer Matrix aus weißen Baryt Kristallen.
Es sind die schönsten Jalpait Kristalle die ich je sah; KS 48,00; NS 125,00

Jalpaite (xx)

Mina la Leonora, Jalpa, Mundo de Jalpa, Zacatecas / Mexico / TYP; dark grey metallic aggregates of 3 mm very rich in Chrysocolla-Calcite matrix. Very old specimens collect all-round 1900; MM 28,00

Jamesite xx

Tsumeb Mine, Tsumeb, Otavi Bergland, Otjikoto Region / Namibia / TYP; reddish-brown long-tabular crystals to 0,5 mm, with some pale brownish Goethite crystals on vugs in a Duftite-Tsumcorite matrix, very good specimens discovered in 1981; MM 38,00

Jamesonite xx

Ratssteinbruch, Hartmannsdorf, Chemnitz, Saxony / Germany; grey-metallic 3 cm acicular crystals, inter grown to crystal aggregates in dark green Clinochlore-Quartz matrix. These are the finest German Jamesonites I have ever seen;
KS 38,00; NS 65,00; HS 220,00

Janggunite (xx)

Janggun Mine, Bonghwa-gun, Gyeongsangbuk-do / South Korea / TYP; grey semi-metallic aggregates of pure Janggunite;
MM 48,00

Jaskolskiite xx

Mina La Concordia, San Antonio de Los Cobres, Salta Prov. / Argentinia; grey-metallic needle crystals of 2 mm, very rich on vugs in a Tetrahedrite-Bournonite matrix; MM 38,00; KS 75,00

Jasmundite (xx)

Caspar Quarry, Bellerberg, Ettringen, Eifel Mts., Rhineland-Palatinate / Germany / TYP; dark brown glassy aggregates of 3 mm, very rich in pale matrix; MM 9,00; KS 19,00; NS 38,00

Jeanbandylite xx

Hingston Down Quarry, Gunnislake Area, Callington, Cornwall, England / UK; yellowish-brown 1 cm aggregates of small bi-pyramidal crystals, very rich on vugs in a Quartz-Muscovite matrix; KS 38,00; NS 75,00

Jeremejevite xls

Erongo Mts., Karibib, Erongo Region / Namibia; sky blue long prismatic double terminated gemmy single crystals of 1,5 cm, nice specimens; MM 12,00

Joanneumite xx
IMA 2012-001

Caleta Pabellon de Pica, Punta Colina, Iquique, I Region / Chile / TYP; 2 mm violet crystal aggregates on Granodiorite matrix. This extremely rare Copper-Ammine-Cyanurate is the first organometallic mineral in nature. Joanneumite was discovered by me during a field trip in December of 2009; KS 125,00; NS 185,00

Johachidolite xls

Pein-Pyit, Mogok, Pyin-Oo-Lwin District, Mandalay Division / Myanmar; the rare Ca-Al-Borate occurs as pale brownish glassy crystals of 5 mm on Sodalite matrix. Nice specimen collect in 2007; KS 65,00

Johannsenite xx

Iron Cap Mine, Superior, Pinal Mts., Pinal Co., Arizona / USA; green long prismatic 1 cm crystals, inter grown to radial acicular crystals aggregates with some Quartz. Nice specimens of the uncommon Calcium Manganese Silicate;
KS 19,00; NS 38,00

Johillerite xls

Novaya Fumarole, Tolbachik Volcano, Kamchatka, Far-Eastern Region / Russia; this rare Na-Mg-Cu-Arsenate forms glassy blue crystal aggregates of 2 mm, with some Tenorite crystals on scoria matrix; MM 48,00; KS 95,00

Johnbaumite (xx)

Jacobsberg, Nordmark, Filipstad, Värmland / Sweden; glassy grey (under UV light pale violet) crystal aggregates of 1 cm in Calcite-Garnet matrix; KS 28,00

Johnbaumite xls

Harstigen Mine, Pajsberg, Filipstad, Värmland / Sweden; long prismatic acicular beige crystal aggregates of 3 mm on Hematite Garnet matrix. Johnbaumite in crystals is very rare; KS 28,00

Johninnesite (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

Johnsomervilleit (xx)

Mina Sapucaia, Sapucaia do Norte, Galiléia, Minas Gerais / Brasilien; dunkelgrünlich braune hochglänzende glasige um 4 mm große Aggregate neben Triphylit, Frondelit und anderen Phosphaten in Albit Quarz Matrix. Hervorragende Exemplare des sehr seltenen Phosphats, aus einem Fund um 1980; KS 65,00; NS 95,00

Joteite xx

Jote Mine, Pampa Larga, Tierra Amarilla, Copiapó, Atacama Desert, III Region / Chile / TYP; glassy pale blue radial crystal aggregates, very rich on large vugs in Quartz matrix. Very pretty specimens of this rare new Copper-Calcium-Aluminum-arsenate; KS 125,00

Jouravskite xx

N´ Chwaning Mine, KMF District, Kuruman, Nothern Cape Prov. / South Africa; pale yellow crystal aggregates of inter-grown
1,5 mm crystals of pure Jouravskite; MM 28,00; KS 48,00

Juanitaite xx

Gold Hill Mine, Deep Creek Mts., Tooele Co., Utah / USA / TYP; greenish yellow silky luster crystal aggregates on Quartz matrix; MM 19,00; KS 28,00

Juansilvaite xls

Torrecillas Mine, Salar Grande, Iquique, I Region / Chile / TYP; the new rare Na-Al-Sulfate-Arsenate forms pale pinkish micro crystalline crystal aggregates on matrix; KS 75,00

Junitoite xls

Christmas Mine, Dripping Spring Mts., Gila Co., Arizona / USA / TYP; colorless to very pale violet mica like tabular crystals of 5 mm on vugs in Limestone matrix. Outstanding good specimens of the rare Calcium-Zinc-Silicate; KS 28,00; NS 48,00

Actual

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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.

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Abbreviations:

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

Abbreviations:

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.