Tag Archives: Africa

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Tennantite after Enargite with Quartz

ID: 6183
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A specimen composed of enargite crystals that have been completely replaced by tennantite. There is minor quartz and hematite in association. One of the less common pseudomorphs from Tsumeb.


Original Price: $500.00
Sale Price: $350.00
Location:
Dimensions: 5 x 4 x 3.8cm
Size:
Locality:

Cuprite on Copper (Ex John Schneider Coll.)

ID: 6181
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Brilliant reddish cuprite crystals coat branching copper crystals that are partly covered by Cu salts. Ex J. Schneider Coll.


Original Price: $300.00
Sale Price: $200.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 4.2 x 3.5 x 2cm
Size:
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Cerussite on Smithsonite

ID: 6140
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A smoky to white “V” twin crystal of cerussite with additional crystals attached on a matrix of orange yellow smithsonite rhombs.


Original Price: $500.00
Sale Price: $400.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 4 x 3.8 x 3.1cm
Size:
Locality:

Olmiite with Calcite

ID: 6136
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Spherical aggregates of olmiite crystals aesthetically poised at the tip of the specimen, with clear prisms of calcite. Choice!


Original Price: $1000.00
Sale Price: $800.00
Location: N'Chwaning II Mine, Kalahari Manganese Fields, Kuruman, Couth Africa
Dimensions: 4.8 x 4.3 x 3.3cm
Size:
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Rhodochrosite

ID: 6132
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Cherry red, very lustrous transparent prismatic crystals of rhodochrosite averaging 3 MM, on a black manganese matrix. The black  manganese underneath gives the specimen its darker hue.


Price: $3200.00
Location: N'Chwaning Mine, Kalahari Manganese Fields, Kuruman, South Africa
Dimensions: 11.5 x 5 x 3.3cm
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Mimetite with Malachite Coating Cuprite

ID: 6095
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Orange yellow prismatic crystals of mimetite cover 90% of a dolomite matrix. The green on the mimetite crystals is bubbly malachite that is actually coating cuprite octahedrons.


Price: $750.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 7.2 x 5 x 4.3cm
Size:
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Cerussite (ex John Schneider Coll.)

ID: 6094
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A group of reticulated twinned crystals of cerussite to 3.5 cm (!) on matrix. The crystals are gemmy and in perfect shape. The matrix consists of dark sulfides and some very sharp tiny prisms of smithsonite. Choice! A major acquisition for the Tsumeb collector.


Original Price: $3000.00
Sale Price: $2200.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 9 x 6 x 5.3cm
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Malachite on Calcite with Dolomite

ID: 6093
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A very colorful specimen comprised of forest green acicular crystals of  malachite forming spheres intermixed with greenish (zincian?) dolomite and clear calcites. One area shows a group of calcites that are included by a bluish green mineral.


Original Price: $650.00
Sale Price: $500.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 9 x 8 x 4cm
Size:
Locality:

Malachite after Azurite (ex John Schneider Coll.)

ID: 6091
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A very aesthetic miniature comprised of three azurite crystals that have been completely replaced by velvety green malachite, on a reddish matrix that is sprinkled with duftite and quartz crystals.


Original Price: $500.00
Sale Price: $400.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 5 x 3.2 x 2.6cm
Size:
Locality:

Calcite with Olivenite, on Dolomite

ID: 6090
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Sharp and gemmy lustrous prisms of pastel yellow calcite on a matrix of light dolomite rhombs that are sprinkled with dark green olivenite spheres. Unusual habit for olivenite.


Price: $400.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 4.5 x 4 x 3cm
Size:
Locality:

There are 97 news updates.