Olmiite Gallery

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Olmiite : CaMn²⁺[SiO₃(OH)](OH), Bultfonteinite : Ca₂[F\|HSiO₄] · H₂O
	Wessels Mine (Wessel's Mine), Hotazel, Kalahari manganese fields, Northern Cape Province, South Africa Brownish olmiite to 0.4 cm in size with silky white bultfonteinite to 0.4 cm.
© Dan & Diana Weinrich Minerals	Photo ID: 230688 View Count: 90
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa Approx 12cm across. Crystal Classics/Kristalle Specimen. Ste Marie-aux-Mines show 2009
© J.Ralph	Photo ID: 239005 View Count: 270
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa 3.8 x 2.8 x 2.9 cm
© Eric Graff	Photo ID: 239675 View Count: 33
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa Olmiite (8,6cm x 5,1cm) Mario Pauwels collection , Fernand Van Mieghem photo , (Ex Uli Bahmann collection) A beautiful crystallised Olmiite with a superb color and a great lustre, nicely covering his matrix.
© Mario Pauwels	Photo ID: 238544 View Count: 1141
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa 4.5 x 2.5 x 1.9 cm. Olmiite is a newly recognized species thought previously to have been brown Poldervaartite. A beautiful grouping of four Olmiite clusters on matrix, the largest of which is 1.5 cm across. The luster on these classic tan crystals is excellent, and the fan-shaped habit of the clusters is very attractive. A fine example of this ...
© Rob Lavinsky	Photo ID: 143234 View Count: 364
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa A beautiful 4.0 by 2.3 cms specimen consisting of a group of transparent and individual crystals of Olmiite to 1 cms in length. John Sobolewski specimen and photograph.
© John Sobolewski	Photo ID: 43442 View Count: 284
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa Olmiite. Vasco Trancoso collection and photo. Size: 10 X 10 X 10cm. Large and great specimen with lots of supergemmy glowing salmon redish colored balls, more intense under artificial light. Great luster and a sparkling piece. Great overall quality.
© vasco trancoso	Photo ID: 183944 View Count: 253
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa A very nice 4.0 by 2.5 cms plate completely covered by lustrous crystals. John Sobolewski specimen and photograph.
© John Sobolewski	Photo ID: 47794 View Count: 229
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa size: 5 X 2 cm Collection and photo: Arliguie M
© Arliguie M	Photo ID: 88969 View Count: 175
Olmiite : CaMn²⁺[SiO₃(OH)](OH)
	N'Chwaning II Mine, N'Chwaning Mines, Kuruman, Kalahari manganese fields, Northern Cape Province, South Africa 4.7 x 3.7 x 3.4 cm. This is a superb miniature with sharp, carved-looking crystallization of olmiite, which is a close relative of poldervaartite only recently identified as a separate species. Ex. Charlie Key.
© Rob Lavinsky	Photo ID: 163192 View Count: 120