AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Tanzania > Tanzanite Crystal (Tanzanite = the blue gem variety of Zoisite) |
DESCRIPTION: | No. 52921 |
Mineral: | Tanzanite Crystal (Tanzanite = the blue gem variety of Zoisite) |
Locality: | Karo Mine, Merelani Hills, western slope of Lelatama Mountains, Arusha Region, Tanzania (Type Locality for Tanzanite) |
Description: | Superb large tanzanite crystal, the trichroic blue-violet gem variety of the mineral species zoisite. The tanzanite exhibits excellent color change showing gemmy blue color when viewed from the front and deep violet color when viewed from the side. Weight: 71 carats |
Overall Size: | 40x18x8 mm |
Crystals: | 40 mm |
Archived: | For reference only |
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