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Azurite : Cu3[OH|CO3]2, Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco Euhedral crystals of the copper/antimony sulfide chalcostibite that have partly altered to azurite and malachite. Unusual and pretty., plus very good for the material (most are rather more irregularly formed!). 3.5 x 3.0 x 2.0 cm |
| © Rob Lavinsky | Photo ID: 26280 View Count: 293 |
Azurite : Cu3[OH|CO3]2, Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco A fine example of crystals of the copper-antimony sulfide chalcostibite that have been partially replaced by bright blue azurite, a phenomenon peculiar to this locality near Casablanca. There is unusually good crystal definition for this type of specimen, on this piece. RARE! 4.2 x 3.2 x 1.7 cm |
| © Rob Lavinsky | Photo ID: 34642 View Count: 244 |
Azurite : Cu3[OH|CO3]2, Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco 3.5 x 2.6 x 0.9 cm. A RARE and showy pseudomorph of lustrous, striated, azure-blue azurite after chalcostibite crystals from a MOST UNCOMMON locality - Rar-el-Anz, Morocco. Chalcostibite is an uncommon sulfosalt and this pseudo is REALLY GOOD, even with the contacted termination. |
| © Rob Lavinsky | Photo ID: 118846 View Count: 82 |
Azurite : Cu3[OH|CO3]2, Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco An 8.3 x 3.9 x 6.3 cm brecciated matrix, this rich throughout with prismatic crystalline prismatic striated chalcostibite to 3 cm in length. These are in turn replaced by blue azurite. The replacement is only partial, and metallic silvery-black chalcostibite is present upon the specimen. |
| © Dan Weinrich | Photo ID: 116505 View Count: 70 |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco 2.9 x 2.9 x 2.1 cm. A RARE and showy pseudomorph of lustrous, striated, azure-blue azurite after a large chalcostibite crystal nicely set in matrix from a MOST UNCOMMON locality - Rar-el-Anz, Morocco. Chalcostibite is an uncommon sulfosalt. This pseudo is REALLY GOOD and is nicely terminated. Seldom available on the market from this locality in ... |
| © Rob Lavinsky | Photo ID: 136236 View Count: 68 |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco 5.9 x 4.5 x 2.8 cm. A fine partial pseudomorph of lustrous, striated, azure-blue azurite after chalcostibite crystals from an uncommon locality - Rar-el-Anz, Morocco. Chalcostibite is an uncommon sulfosalt. You can see the unaltered, metallic chalcostibite in one of the photos. |
| © Rob Lavinsky | Photo ID: 238880 View Count: 13 |
Chalcostibite : CuSbS2, Azurite : Cu3[OH|CO3]2, Malachite : Cu2[(OH)2|CO3], Quartz : SiO2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco This 13x7 cm specimen has terminated xls to 10 cm. St Pons may have produced larger xls, but none more beautiful. (Helen Tyson photo, RWMW collection) |
| © RWMW | Photo ID: 22866 View Count: 501 |
Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco Chalcostibite metallic bad formed crystal with coating of alteration copper minerals: malachite (green) and azurite (blue) Specimen size around 3x2 cm - |
| © Marco Barsanti | Photo ID: 10600 View Count: 400 |
Chalcostibite : CuSbS2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco Bad formed metallic crystals of Chalcostibite with "stains" of alteration (green malachite and blue azurite) - Ruler in cm |
| © Marco Barsanti | Photo ID: 31600 View Count: 293 |
Chalcostibite : CuSbS2, Azurite : Cu3[OH|CO3]2, Quartz : SiO2 | |
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Rar-el-Anz, Cherrat Wadi, Casablanca Prefecture, Grand Casablanca Region, Morocco Larger Chalcostibite crystal with 3cm - Sample with Azurite film - Overall size 4x4x3cm - December of 2006 |
| © Martins da Pedra | Photo ID: 83580 View Count: 135 |
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