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

Cuprite, Silver on Copper from Poteryaevskoe Mine, Rubtsovskoe Deposit, Western Siberia, Russia [B655]
Cuprite, Silver on Copper
Poteryaevskoe Mine, Rubtsovskoe Deposit, Western Siberia, Russia
Chrome Tourmaline with Sulfur from Landanai, Tanzania [TZ504]
Chrome Tourmaline with Sulfur
Landanai, Tanzania
Silver from Ringnesgangen Mine, Kongsberg, Kuskerud, Norway [B569]
Silver
Ringnesgangen Mine, Kongsberg, Kuskerud, Norway
Tanzanite from Merelani Hills, Arusha, Tanzania [T279]
Tanzanite
Merelani Hills, Arusha, Tanzania
Azurite, Malachite from Volborthite Pocket, Milpillas Mine, Cuitaca, Sonora, Mexico [B290]
Azurite, Malachite
Volborthite Pocket, Milpillas Mine, Cuitaca, Sonora, Mexico
Vauxite with Quartz, Cassiterite from Siglo XX Mine, Llallagua, Bolivia [SA701]
Vauxite with Quartz, Cassiterite
Siglo XX Mine, Llallagua, Bolivia

Mineral Auctions!

Weekly Mineral Auctions running Fridays to Thursdays.

View the current Auctions

Browse the Updates:

Merelani Apatite



March 20, 2017
Mixed Minerals



March 15, 2017
Mixed Minerals



March 11. 2017
Sapphires



March 2, 2017
Tucson 2017

Mixed Minerals



February 26, 2017

Click here for older updates...
Or... Search Our Database:

There are currently 6192 searchable specimens on the website.



Status
Available On hold Sold
now since... before...
 ago
Specimen No.  (all matching)
Name
Species
Locality
Description
Size
Price >= $  (USD)
Price <= $  (USD)
Ex-

      

-OR-

Go to specimen No.:




Join Our Mailing List

Email:





©2010-2015 Marin Mineral