Fine Mineral Specimens for Collectors
Mike Keim, P.O. Box 5256 Larkspur, California, 94977 (415) 342 - 1852
  Some of our Featured Specimens:   

Neptunite, Benitoite, Joaquinite from Gem Mine, San Benito Co., California, USA [MK941]
Neptunite, Benitoite, Joaquinite
Gem Mine, San Benito Co., California, USA
Montebrasite with Albite from Telirio Mine, Linopolis, Minas Gerais, Brazil [ST648]
Montebrasite with Albite
Telirio Mine, Linopolis, Minas Gerais, Brazil
Clinozoisite from Tormiq, Skardu, Pakistan [SM844]
Clinozoisite
Tormiq, Skardu, Pakistan
Clinoclase from Copper Stope, Majuba Hill Mine, Pershing Co., Nevada, USA [LL681]
Clinoclase
Copper Stope, Majuba Hill Mine, Pershing Co., Nevada, USA
Tsavorite with Sphene, Diopside, Pyrite from Merelani Hills, Arusha, Tanzania [T935]
Tsavorite with Sphene, Diopside, Pyrite
Merelani Hills, Arusha, Tanzania
Celestite from Sakoany deposit, Katsepy, Mitsinjo, Boeny, Madagascar [MK129]
Celestite
Sakoany deposit, Katsepy, Mitsinjo, Boeny, Madagascar

Mineral Auctions!  

Weekly Mineral Auctions running Fridays to Thursdays

View the current Auctions

 

Browse the Updates:

Mixed Minerals



November 18, 2022
Thompsonite from San Benito Co.



November 16, 2022
Len Pisciotta Collection



November 8, 2022
Mixed Minerals



November 2, 2022
Tanzanian Minerals



November 1, 2022

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

There are currently 10605 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:





©2010-2018 Marin Mineral