Mineral Specimen Images (V)

Vaesite: NiS2

Comments: Metallic black vaesite microcrystals.
Location: Ca'de Ladri, Bologna, Emilia-Romagna, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Vajdakite: [(MoO2)2(H2O)2As2O5]·(H2O)

Comments: Scanning electron microscope photograph of aggregate of acicular vajdakite crystals (AmMin, 87:984).
Location: Jáchymov, NW Bohemia, Czech Republic. Scale: 300x magnification.
© American Mineralogist

Valentinite: Sb2O3  
Cetineite: (K,Na)3+x(Sb2O3)3(Sb2S3)(OH)x·(2.8-x)(H2O)

Comments: Orange-reddish acicular crystals of cetineite with white valentinite.
Location: Cetine di Cotorniano mine (Cetine mine), Rosia, Siena, Tuscany, Italy. Scale: Picture size 4 mm.
© Thomas Witzke / Abraxas-Verlag

Valentinite: Sb2O3  
Rosiaite: PbSb+++++2O6

Comments: Beige crystals of rosiaite with a colorless valentinite prism.
Location: Tafone Mine, Manciano, Grosseto, Tuscany, Italy. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Valentinite: Sb2O3

Comments: 6mm spray of bladed valentinite crystals on siderite matrix.
Location: Potosi, Bolivia. Scale: Picture size 1.5 cm.
© John Attard

Valentinite: Sb2O3  
Antimony: Sb

Comments: Beige valentinite crystals with red kermesite in a matrix of gray, massive antimony.
Location: South-Ham Antimony mine, Lake Nicolet, Quebec, Canada. Scale: Picture Size 3 cm.
© Dave Barthelmy

Valleriite: 4(Fe,Cu)S·3(Mg,Al)(OH)2

Comments: Bronze-brown colored metallic valleriite, somewhat foliated.
Location: Pima Mine, near Tucson, Pima County, Arizona, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Valleriite: 4(Fe,Cu)S·3(Mg,Al)(OH)2  
Plumbopalladinite: Pd3Pb2  
Cubanite: CuFe2S3  
Pentlandite: (Fe,Ni)9S8

Comments: Polished Section image (PPL) of plumbopalladinite (Pl) with polarite Po), surrounded by a rim of isoferroplatinum (Iso) with cubanite (Cu), pentlandite (Pe), and valleriite (Va).
Location: Majak Mine, Talnakh, Norilsk, Ural, Russia. Scale: Picture Size 0.7 mm.
© Thomas Witzke

Vanadinite: Pb5(VO4)3Cl

Comments: Tabular, hexagonal crystals of vanadinite.
Location: Mibladen, Midelt, Morocco. Scale: 3 x 2.5 cm.
© Fabre Minerals

Vanadiocarpholite: Mn++V+++Al(Si2O6)(OH)4

Comments: Micro-fibrous tan crystals of vanadiocarpholite to 0.75mm.
Location: Molinello Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy. Scale: Picture size 2 mm.
© Tom Loomis / Dakota Matrix

Vanadiumdravite: NaMg3V6(Si6O18)(BO3)3(OH)4

Comments: Crude basal crystal section of vanadiumdravite in quartz matrix.
Location: Srednyaya Padma U-V deposit, Zaonezhie peninsula, Lake Onega, Karelia Republic, Northern Region, Russia. Scale: Picture Size 2.5 mm.
© Jeff Weissman / Photographic Guide to Mineral Species

Vandenbrandeite: Cu(UO2)(OH)4

Comments: Cluster of deep greenish black crystals of vandenbrandeite to 2 mm.
Location: Musonoi Mine, Katanga, Dem. Rep. of the Congo. Scale: Picture size 1.5 cm.
© John Veevaert

Vandenbrandeite: Cu(UO2)(OH)4

Comments: Dark green vandenbrandeite crystal showing termination details.
Location: Musonoi Mine, Kolwezi, Western area, Shaba Cu belt, Shaba (Katanga), Congo (Zaïre). Scale: Picture size 3.5 cm.
© Paul M. Schumacher

Vandendriesscheite: Pb(UO2)10O6(OH)11·11(H2O)

Comments: Sparse waxy yellow vandendriesscheite on rock.
Location: Uluguru Mountains, Morogoro, Tanzania. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Vanmeersscheite: U++++++(UO2)3(PO4)2(OH)6·4(H2O)  
Metavanmeersscheite: U++++++(UO2)3(PO4)2(OH)6·2(H2O)

Comments: Yellow coatings of vanmeersscheite on sandstone. Unless sealed in glass, all specimens should be considered to have become metavanmeersscheite.
Location: Cameron, Coconino Co., Arizona, USA. Scale: Sample Size 4 cm Glass Vial.
© Diederik Visser

Vanoxite: V++++4V+++++2O13·8(H2O) (?)  
Corvusite: (Na,Ca,K)V8O20·4(H2O)

Comments: Blue-black, somewhat silky vanoxite, with brown corvusite on sandstone.
Location: Club Mine, Uravan, Montrose County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Vantasselite: Al4(PO4)3(OH)3·9(H2O)

Comments: Rosette of pearly platy vantasselite crystals.
Location: Bihain, Luxembourg, Belgium. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Vanthoffite: Na6Mg(SO4)4

Comments: Colorless to white fragment of vanthoffite.
Location: Berlepsch Mine, Stassfurt, Stassfurt Deposit, Saxony-Anhalt, Germany. Scale: Picture size 7 mm.
© Thomas Witzke / Abraxas-Verlag

Vanuralite: Al(UO2)2(VO4)2(OH)·11(H2O)  
Metavanuralite: Al(UO2)2(VO4)2(OH)·8(H2O)

Comments: Bright yellow crystals of metavanuralite. Unless sealed in glass, all specimens of vanuralite change to metavanuralite.
Location: Mounana mine (Mouana), Franceville, Haut-Ogooue, Gabon. Scale: See Image.
© Paul M. Schumacher

Varennesite: Na8Mn++2Si10O25(OH,Cl)2·12(H2O)

Comments: Brown to tan varennesite crystal embedded in nepheline-syenite rock.
Location: DeMix Quarry, Varennes, Quebec, Canada. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species