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Minerals

6323 results

Mineral

Watatsumiite

watatsumiite

Formula
Na2KLi(Mn²⁺,Fe²⁺)2V4+2[Si8O24]
Waterhouseite Field of view: crystal 0.4 mm wide Locality: Iron Monarch Mine (TL), South Australia Mineral

Waterhouseite

waterhouseite

Formula
Mn7(PO4)2(OH)8
Type-II cerromojonite associated with klockmannite, unnamed CuNi2Se4, clausthalite, and later-formed goethite in reflected light: (a) 1 polarizer, (b) partially crossed polarizers. Horizontal field of view is 200 µm. Abbreviations: ce = cerromojonite, kl = klockmannite, w = watkinsonite, cl = clausthalite, u = unnamed CuNi2Se4, g = goethite. From the article "Cerromojonite, CuPbBiSe3, from El Dragόn (Bolivia): A New Member of the Bournonite Group" distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). Mineral

Watkinsonite

watkinsonite

Formula
Cu2PbBi4(Se,S,Te)8
Locality: Clear Creek claim (Clear Creek Mine), Picacho Peak, New Idria District, Diablo Range, San Benito Co., California, USA Dimensions: 6.6 cm x 4.8 cm x 4.1 cm Black crystals of wattersite with yellowish zones of edgarbaileyite. Mineral

Wattersite

wattersite

Formula
(Hg+2)2Hg²⁺(CrO4)O2
Outstanding specimen of the very rare sulphate mineral wattevilleite on a black contrasting matrix, from: Fossil Canyon, San Bernardino County, California, United States of America. Wattevilleite is a mineral found in a few localities worldwide. Mineral

Wattevilleite

wattevilleite

Formula
Na2Ca(SO4)2·4H2O (?)
Wavellite, Quartz, Limonite Gewicht: 468.6 g Fundort: Garland County, Arkansas, United States Mineral

Wavellite

wavellite

Formula
Al3(PO4)2(OH)3·5H2O
Mineral

Wawayandaite

wawayandaite

Formula
Ca6Mn2BBe9Si6O23(OH,Cl)15
Waylandite Locality: Roter Berg District, Schneeberg District, Erzgebirge, Saxony, Germany Field of view 5mm. Specimen and photo Leon Hupperichs. Mineral

Waylandite

waylandite

Formula
BiAl3(PO4)2(OH)6
Mineral

Wayneburnhamite

wayneburnhamite

Formula
Pb9Ca6(Si2O7)3(SiO4)3
Weberite (greenish grey) in Kryolite Locality: Ivittuut, Greenland Exposed in the Mineralogical Museum of University Bonn, Germany Mineral

Weberite

weberite

Formula
Na2MgAlF7
Weddellite Locality: Cerchiara Mine, Borghetto Vara, Vara Valley, La Spezia Province, Liguria, Italy Original description: White crust of Weddellite. Field of view 6 mm. Mineral

Weddellite

weddellite

Formula
Ca(C2O4)·2H2O
Yellow weeksite crystals from Goanikontes, Namibia (field of view: 5 mm) Mineral

Weeksite

weeksite

Formula
K2(UO2)2(Si5O13) * 4H2O
A single crystal group of the very rare Na carbonate mineral wegscheiderite from the TL in Wyoming (Perkins Well No 1, Sweetwater County, Wyoming, United States of America). Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Wegscheiderite

wegscheiderite

Formula
Na5H3(CO3)4
Black crystal aggregates of the rare selenide mineral weibullite from the TL in Falun mine (Falun Mine, Falun, Dalarna County, Sweden). Ex. Erich Laskowski collection. Mineral

Weibullite

weibullite

Formula
Ag0.3Pb5.3Bi8.3(S,Se)18
Mineral

Weilerite

weilerite

Formula
BaAl3(SO4)(AsO4)(OH)6
White crystal aggregates of the rare Ca arsenate mineral weilite associated to pink erythrite from Germany (Richelsdorf District, Wildeck, Hesse, Germany). Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Weilite

weilite

Formula
Ca(AsO3OH)
Mineral

Weinebeneite

weinebeneite

Formula
CaBe3(PO4)2(OH)2 * 4H2O
Outstanding golden yellow crystals of the extremely rare Au, Ag, Hg natural alloy weishanite associated to red deep proustite and pyrargyrite. From: Homestake Claim, Creede, Mineral County, Colorado, United States of America. Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Weishanite

weishanite

Formula
(Au,Ag,Hg)
Metallic crystals of the very rare thallium mineral weissbergite, with only 4 localities known worldwide. From: Lookout Pass, Little Valley, Tooele County, Utah, United States of America. Mineral

Weissbergite

weissbergite

Formula
TlSbS2
Black metallic crystal aggregate of the rare copper telluride weissite associated to also rare minoritary idaite from Winston, Sierra County, New Mexico, United States of America. Ex Vandenbroucke Museum collection from Waregem, Belgium. Mineral

Weissite

weissite

Formula
Cu2-ₓTe
Mineral

Welinite

welinite

Formula
Mn²⁺6(W6+,Mg)2(SiO4)2(O,OH)6
Weloganite Locality : Francon quarry, St. Michel District, Montréal, Jacques Cartier Co., Québec, Canada Size (11x5.5cm) Mineral

Weloganite

weloganite

Formula
Na2Sr3Zr(CO3)6·3H2O
Mineral

Welshite

welshite

Formula
Ca4Mg9Sb3O4[Si6Be3AlFe2O36]
Wendwilsonite Locality: Aghbar Mine (Arhbar Mine), Aghbar, Bou Azzer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ Region, Morocco (Locality at mindat.org) Size: miniature, 5.2 x 5.2 x 5 cm Wendwilsonite A beautiful specimen with a rich, glittering covering of large and bright wendwilsonite xls to 5 or 6 mm in size. This is an exceptionally pretty specimen because of the contrasting matrix and the overall 3-dimensionality of the piece. 5.2 x 5.2 x 5 cm Mineral

Wendwilsonite

wendwilsonite

Formula
Ca2Mg(AsO4)2·2H2O