Minerals
Gunnar Färber
Zaherit xx | Hotson 6 Mine, Koenabib Farm, 65 km westlich von Pofadder, Bushmanland, Northern Cape Prov. / Südafrika; weiße bis hell-gelbe langtafelige um bis 5 mm große Kristalle, dicht verwachsen zu massiven schuppigen Aggregaten aus reinem Zaherit. Es sind die besten Zaherite die ich je sah; MM 28,00; KS 65,00 |
Zakharovite xx | Aris Quarry, Aris, Windhoek District, Khomas Region / Namibia / TYP; light brown crystal aggregates with Albite xx and Aegirine xx in small vugs in grey Phonolite; MM 28,00; KS 38,00 |
Zanazziite xx | Ponte do Piauí Claim, Córrego do Piauí, Itinga, Minas Gerais / Brazil; highly lustrous greenish-brown crystals and radial-acicular aggregates of 3 mm, very rich as crystal crusts on dark green Fluor-elbaite crystals of 2 cm and white tabular Albite crystals of 3 cm. Very interesting and unique specimens; NS 38,00; HS 65,00 |
Zeophyllite xx | Schellkopf, Brenk, Eifel Mts., Rhineland-Palatinate / Germany; silky white ball-like crystal aggregates, very rich on Phonolite matrix. Nice specimens; KS 19,00; NS 28,00 |
Zincian-Ferri-Saponite xx | Siorarssuit, Tunugdliarfik Fjord, Ilimaussaq, Narsaq, Kitaa Prov. / Greenland / TYP; pale golden-brownish highly lustrous tabular crystals of 1 mm, intergrown to very rich crystal aggregates together with black 1 cm Ilvaite crystals, in a Fluorite-Sphalerite matrix; KS 65,00 |
Zincian-Tetrahedrite xx | Alaska Mine, Poughkeepsie Gulch, Silverton, San Juan Co., Colorado / USA; grey metallic crystals up to 3 mm with some Chalcopyrite in white Barite matrix; KS 28,00 |
Zinclipscombite xx | Silver Coin Mine, Valmy, Humboldt Co., Nevada / USA / TYP; greenish radial-acicular crystal aggregates of 2 mm in narrow vugs on Quartz matrix; KS 38,00; NS 65,00 |
Zinczippeite xls | Idria Mine, Idria, Slovenia; thin bright yellow microcrystalline aggregates of 1 cm on fracture zones in Sphalerite-bearing Schist matrix. Very old samples, newly examined; KS 38,00 |
Zinczippeite xx | Banská Stiavnica, Banská Bystrica Region / Slovakia; pale orange-yellow tabular crystals together with powdery yellow Natrozippeite and black Uraninite as aggregates of 5 mm on Quartz-Calcite-matrix; KS 38,00 |
Zinn | Aberfoyle Tin placer, Sam River, Oban, NSW / Australien / TYP; hellgraues metallisches um 1 mm großes Nugget, Fund um 1885; Capsel 19,00 |
Zircon X | Bang Kha Cha, Chanthaburi Prov. / Thailand; gemmy bi-color (from colorless to cherry) crystals to 8 mm. Several crystals in an MM box; KS 38,00 |
Zircon xl | Peixe alkaline complex, Monteirópolis, Jaú do Tocantins, Tocantins / Brazil; lustrous well terminated bi-pyramidal single orange-brownish crystals of 1,5 cm (MM) to 3 cm (KS). Very nice large crystals; MM 19,00; KS 28,00 |
Zircon xls | St Peters Dome, Cheyenne Mts., El Paso Co., Colorado / USA; sharp bright brown bi-pyramidal crystals of 1,5 cm on Quartz-Feldspar matrix. Very pretty specimens from a new find in a classic old pegmatite location; KS 28,00; NS 38,00 |
Zircon xx | Kuffjord, Seiland, Alta, Finnmark / Norway; highly lustrous well terminated orange-red-brownish single crystals of 1,5 cm (MM) to 2,5 cm (KS). Very nice specimens collected around 1986 (Seiland-Diamonds); MM 19,00; KS 38,00 |
Zirconolit xx | Håkestad Quarry, Håkestad, Tjølling, Larvik, Vestfold / Norwegen; schwarze hochglänzende um 3 mm große Kristalle neben Biotit in Feldspat Matrix; KS 28,00 |
Zirconolite-3T xx | Kyauk Tha Mts., Kyauk-Pyat-That, Mogok, Pyin-Oo-Lwin District, Mandalay Division / Myanmar; lustrous black-metallic twinned crystal aggregates of 1 cm (MM) to 1,5 cm (KS). I have never before seen such Zirconolites; MM 125,00; KS 185,00 |
Znucalite xls | Lill Mine, Brezove Hory, Pribram, Bohemia / Czech Republic / TYP; the Zn-Ca-Uranyl-Carbonate forms white to very pale yellow radial acicular crystal aggregates, very rich on 1 cm large cavities in Pyrite-Sphalerite-Calcite-matrix; KS 28,00; NS 48,00 |
Zoisite (xls) | Øvre Grandalsdammen, Hindremseter, Leksvik, Nord-Trøndelag/ Norway; deep rose-colored massive specimens of pure Thulite. Pretty, very colorful material from a new find; KS 19,00; NS 28,00 |
Zoisite xl | Alchuri, Shigar Valley, Skardu District, Baltistan / Pakistan; colorless to very pale bluish brown glass clear gemmy prismatic single crystals of 1,5 cm (MM), 3 cm (KS) to 4 cm (NS). Nice gemmy crystals from a new find; MM 38,00; KS 95,00; NS 125,00 |
Zunyite xx | Zuni Mine, Anvil Mts., San Juan Co., Colorado / USA / TYP; pale violet to colorless gemmy 3 to 5 mm sharp tetrahedral crystals, very rich on a white Phyrophyllite-Alunite matrix. These are the finest Zunyite specimens I have ever seen; KS 28,00; NS 65,00 |
Zussmanite xx | Laytonville Quarry, Laytonville, Coastal Range, Mendocino Co., California / USA / TYP; pale brownish tabular crystals of 2 mm, very rich as layer-like aggregates with deep dark bluish Riebeckite and Quartz. Very unusual specimens; KS 28,00; NS 48,00 |
Zwieselite (xls) | Huber Stock, Krasno, Horni Slavkov, Karlovy Vary, Bohemia / Czech Republic; glassy dark brownish crystal aggregates of 2 cm, intergrown with some Chalcopyrite and Quartz. Old specimens collected around 1930; KS 19,00; NS 38,00 |
Zykaite xx | Reiche Zeche Mine, Freiberg, Erzgebirge, Saxony / Germany; silky white ball like 2 cm aggregates of pure Zykaite; very rich specimens of this uncommon Iron-sulfo-arsenate collected in 1993; KS 28,00; NS 48,00 |
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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.