www.erongominerals.com
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www.erongominerals.com |
| Mineral Speciments: | Facet Grade Rough |
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Topaz, Black Tourmaline From: Erongo Nr: OC4 |
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Topaz, Black Tourmaline From: Erongo Nr: A22 |
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Topaz, Quarts on Feldspar From: Erongo Size: 40 x 40mm Nr: A21 |
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The name topaz is probably derived from the island of Topazos (now called Zebirget), in the Red Sea.
The topaz is one of the all time favourites of the mineral world. Its hardness and optical qualities ensure that it can be faceted into brilliand, hard-wearing gemstone. |
Location: Spitzkoppe & Erongo
Hardness: 8 SG: 3.5-3.6 Distinct property: Perfect Basal Cleavage. |