John Veevaert's Image Gallery

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Images from John Veevaert

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John Veevaert's Image Gallery With 283 Images

Boulangerite Image

Images:

Boulangerite: Pb5Sb4S11

Comments: Specimen of sulfide rich matrix with a surface coated with hair-like crystals of boulangerite.
Location: Noche Buena Mine, Zacatecas, Mexico. Scale: 9 x 6.5 cm.
© John Veevaert

Braunite-I Image

Images:

Braunite-I: Mn++Mn+++6SiO12
Braunite-II: Mn++Mn+++6SiO12

Comments: Crystals of braunite.
Location: Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Crystal size 1.3 cm.
© John Veevaert

Braunite-II Image

Images:

Braunite-II: Mn++Mn+++6SiO12
Braunite-I: Mn++Mn+++6SiO12

Comments: Crystals of braunite.
Location: Black Rock Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Crystal size 1.3 cm.
© John Veevaert

Brucite Image

Images:

Brucite: Mg(OH)2

Comments: Crystal cluster of brucite.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 7 x 5 x 4 cm.
© John Veevaert

Bultfonteinite Image

Images:

Bultfonteinite: Ca2SiO2(OH,F)4

Comments: Rounded, spherical aggregation of acicular bultfonteinite crystals.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 8.5 x 4.6 cm.
© John Veevaert

Bultfonteinite Image

Images:

Bultfonteinite: Ca2SiO2(OH,F)4
Oyelite: Ca10B2Si8O29·12(H2O)

Comments: White encrustation of oyelite covering brownish botryoidal bultfonteinite.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: 2 x 4 cm.
© John Veevaert

Bultfonteinite Image

Images:

Bultfonteinite: Ca2SiO2(OH,F)4
Poldervaartite: (Ca,Mn++)2SiO3(OH)2

Comments: Bow-tie clusters of white, acicular bultfonteinite and blocky, beige-colored poldervaartite on matrix.
Location: N'Chwaning mine, South Africa. Scale: picture size 4 cm.
© John Veevaert

Burbankite Image

Images:

Burbankite: (Na,Ca)3(Sr,Ba,Ce)3(CO3)5

Comments: White crystal of burbankite (see arrow) and bluish green fluorite on matrix.
Location: Pocos de Caldes, Minas Gerais, Brazil. Scale: Crystal size 2 mm.
© John Veevaert

Cabriite Image

Images:

Cabriite: Pd2SnCu
Sperrylite: PtAs2

Comments: Small crystal of dull gray cabriite on a larger tin-white sperrylite crystal.
Location: Dzhezhazgan, Kazakhstan. Scale: Crystal size 1.5 mm.
© John Veevaert

Calcioandyrobertsite-1M Image

Images:

Calcioandyrobertsite-1M: KCaCu5(AsO4)4[As(OH)2O2]·2(H2O)
Tennantite: (Cu,Fe)12As4S13

Comments: Vein of blue calcioandyrobertsite in massive dark gray tennantite. The vein of calcioandyrobertsite extends for 0.8cm.
Location: Tsumeb Mine, Tsumeb, Namibia. Scale: Specimen size 1.1 x 0.5 cm.
© John Veevaert

Caracolite Image

Images:

Caracolite: Na3Pb2(SO4)3Cl

Comments: Flat lying hexagonal prismatic crystals of caracolite on matrix.
Location: Challacollo Mine near Oficina Victoria, Chile. Scale: Crystal size 0.5 cm.
© John Veevaert

Carletonite Image

Images:

Carletonite: KNa4Ca4Si8O18(CO3)4(OH,F)·(H2O)

Comments: Several crystals of blue and white carletonite.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: 2.8 x 2.7 cm.
© John Veevaert

Carrollite Image

Images:

Carrollite: Cu(Co,Ni)2S4

Comments: Carrollite crystal with minor attached matrix.
Location: Komoto-Frond in the Democratic Republic of the Congo. Scale: 1.2 cm.
© John Veevaert

Catapleiite Image

Images:

Catapleiite: (Na,Ca,[ ])2ZrSi3O9·2(H2O)
Aegirine: NaFe+++Si2O6

Comments: Clear crystals of catapleiite with an attached 1.8 cm prismatic crystal of dark aegirine.
Location: Mt. St. Hilaire, Quebec, Canada. Scale: 3.5 x 2.2 cm.
© John Veevaert

Chalcocite Image

Images:

Chalcocite: Cu2S

Comments: Chalcocite crystals in this specimen vary in size up to 1.2 cm across.
Location: Bristol nr. Hartford, Connecticut, USA. Scale: 7.6 x 4 cm.
© John Veevaert

Chalcophyllite Image

Images:

Chalcophyllite: Cu++18Al2(AsO4)3(SO4)3(OH)27·33(H2O)

Comments: Altered rhyolite vug lined with chalcophyllite crystals. The largest crystal is 0.5 cm across and several have the perfect "stop sign" hexagon form.
Location: Majuba Hill Mine, Pershing County, Nevada, USA. Scale: Picture size 2 cm.
© John Veevaert

Chalcostibite Image

Images:

Chalcostibite: CuSbS2

Comments: Partial crystal of chalcostibite. The crystal is partially altered to blue azurite and green malachite.
Location: Gar El Anz, Morocco. Scale: 3 x 1.8 cm.
© John Veevaert

Charlesite Image

Images:

Charlesite: Ca6(Al,Si)2(SO4)2B(OH)4(OH,O)12·26(H2O)

Comments: 1 cm white crystal of charlesite on calcite with small (2 mm) octahedral crystals of galena.
Location: N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Scale: Picture size 2.5 cm.
© John Veevaert

Chenevixite Image

Images:

Chenevixite: Cu2Fe+++2(AsO4)2(OH)4·(H2O)

Comments: Green micro crystals of chenevixite on matrix.
Location: Majuba Hill, Pershing County, Nevada, USA. Scale: Size Not Given.
© John Veevaert

Childrenite Image

Images:

Childrenite: Fe++Al(PO4)(OH)2·(H2O)

Comments: Single, terminated crystal of childrenite.
Location: Linopolis, Minas Gerais, Brazil. Scale: 2.6 cm.
© John Veevaert