Mineral Specimen Images (M)

Mineral Thumbnail Images (M)

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Mineral Specimen Images (M) With 774 Images

Metauranocircite Image

Images:

Metauranocircite: Ba(UO2)2(PO4)2·6-8(H2O)

Comments: Yellow crystals of meta-uranocircite.
Location: Krunkelbachtal, Baden-Wurttemberg, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Metauranocircite Image

Images:

Metauranocircite: Ba(UO2)2(PO4)2·6-8(H2O)
Uranocircite: Ba(UO2)2(PO4)2·12(H2O)

Comments: Brilliant, fluorescent yellow green crystals of uranocircite altered to meta-uranocircite.
Location: Bergen, Vogtland, Saxony, Germany. Scale: 2.3 x 2.2 cm.
© John Veevaert

Metauranopilite Image

Images:

Metauranopilite: (UO2)6(SO4)(OH)10·5(H2O)

Comments: Orange-brown aggregates of metauranopilite with yellow green johannite on matrix. Unless sealed in glass, all uranopilite specimens should be considered to have become metauranopilite within a few months of being exposed to ambient air.
Location: Apex Mine, Lander Co., Nevada, USA. Scale: See Image.
© Paul M. Schumacher

Metauranopilite Image

Images:

Metauranopilite: (UO2)6(SO4)(OH)10·5(H2O)

Metauranospinite Image

Images:

Metauranospinite: Ca(UO2)2(AsO4)2·8(H2O)
Uranospinite: Ca(UO2)2(AsO4)2·10(H2O)

Comments: Translucent platy uranospinite (probably dehydrated to metauranospinite) microcrystals on matrix.
Location: Grube Buhlskopf, near Ellweiler, Rheinland-Pfalz, Germany. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Metauranospinite Image

Images:

Metauranospinite: Ca(UO2)2(AsO4)2·8(H2O)
Uranospinite: Ca(UO2)2(AsO4)2·10(H2O)

Metavandendriesscheite Image

Images:

Metavandendriesscheite: PbU7O22·n(H2O)(n<12)
Masuyite: Pb[(UO2)3O3(OH)2]·3(H2O)

Comments: Botryoidal crusts of orange metavandendriesscheite with red- to yellow-brown prismatic masyuite.
Location: Giftkiesstollen, Jachymov, Bohemia, Czech Republic. Scale: Not Given.
© Diederik Visser

Metavandendriesscheite Image

Images:

Metavandendriesscheite: PbU7O22·n(H2O)(n<12)
Masuyite: Pb[(UO2)3O3(OH)2]·3(H2O)

Metavanmeersscheite Image

Images:

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

Metavanmeersscheite Image

Images:

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

Metavanuralite Image

Images:

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

Metavanuralite Image

Images:

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

Metavariscite Image

Images:

Metavariscite: AlPO4·2(H2O)

Comments: Clear tabular crystals of metavariscite.
Location: Utahlite claim, Lucin, Box Elder County, Utah, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Metavariscite Image

Images:

Metavariscite: AlPO4·2(H2O)

Comments: Clear tabular crystals of metavariscite.
Location: Utahlite claim, Lucin, Box Elder County, Utah, USA. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Metavauxite Image

Images:

Metavauxite: Fe++Al2(PO4)2(OH)2·8(H2O)

Comments: Clear acicular crystals of metavauxite.
Location: Llallagua, Potosi Department, Bolivia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Metavauxite Image

Images:

Metavauxite: Fe++Al2(PO4)2(OH)2·8(H2O)

Comments: Creamy colored prismatic metavauxite crystals to 3mm.
Location: Siglo XX, Llallagua, Bolivia. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Metavauxite Image

Images:

Metavauxite: Fe++Al2(PO4)2(OH)2·8(H2O)

Comments: Clear acicular crystals of metavauxite.
Location: Llallagua, Potosi Department, Bolivia. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Metavauxite Image

Images:

Metavauxite: Fe++Al2(PO4)2(OH)2·8(H2O)

Comments: Creamy colored prismatic metavauxite crystals to 3mm.
Location: Siglo XX, Llallagua, Bolivia. Scale: Picture size 3 mm.
© Tom Loomis / Dakota Matrix

Metavivianite Image

Images:

Metavivianite: (Fe++3-x,Fe+++x)(PO4)2(OH)x·8-x(H2O), x=0.5

Comments: Rust-brown, metavivianite var. kertschenite crystals to 1.5 cm in length.
Location: Kertsch Crimea, Ukraine. Scale: 5.5 x 3.5 cm.
© John Veevaert

Metavivianite Image

Images:

Metavivianite: (Fe++3-x,Fe+++x)(PO4)2(OH)x·8-x(H2O), x=0.5

Comments: Rust-brown, metavivianite var. kertschenite crystals to 1.5 cm in length.
Location: Kertsch Crimea, Ukraine. Scale: 5.5 x 3.5 cm.
© John Veevaert

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