Fine Mineral Specimens for Collectors
Mike Keim, P.O. Box 5256 Larkspur, California, 94977 (415) 453 - 0927
  Some of our Featured Specimens:   

Tanzanite from Merelani Hills, Arusha Region, Tanzania [T38]
Tanzanite
Merelani Hills, Arusha Region, Tanzania
Azurite from Tsumeb, Namibia [TS180]
Azurite
Tsumeb, Namibia
Sphene from Mulla Ghori, Khyber Agency, Pakistan [A602]
Sphene
Mulla Ghori, Khyber Agency, Pakistan
Tanzanite on Calcite from Merelani Hills, Arusha, Tanzania [TZ284]
Tanzanite on Calcite
Merelani Hills, Arusha, Tanzania
Chrome Tourmaline from Nadonjukin, Simanjiro, Tanzania [B932]
Chrome Tourmaline
Nadonjukin, Simanjiro, Tanzania
Cuprite from Milpillas Mine, Cuitaca, Sonora, Mexico [B673]
Cuprite
Milpillas Mine, Cuitaca, Sonora, Mexico

Mineral Auctions!

Weekly Mineral Auctions running Fridays to Thursdays.

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Browse the Updates:

Mixed Minerals



June 4, 2017
Tanzanian Gem Crystals



May 23, 2017
Tanzanian Gem Crystals



May 16, 2017
Tsumeb



May 10, 2015
Mixed Minerals



May 2, 2017

Click here for older updates...
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There are currently 6260 searchable specimens on the website.



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