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

Galena on Fluorite from North Pennies Ore Field, Durham, England [MK543]
Galena on Fluorite
North Pennies Ore Field, Durham, England
Halloysite in Quartz from Cabiche, Boyacá Department, Colombia [M767]
Halloysite in Quartz
Cabiche, Boyacá Department, Colombia
Apophyllite from Shrirampur, Ahemdnagar, Maharashtra State, India [MK480]
Apophyllite
Shrirampur, Ahemdnagar, Maharashtra State, India
Cuprian Smithsonite from Tsumeb, Namibia [MK462]
Cuprian Smithsonite
Tsumeb, Namibia
Acanthite from Guanajuato, Mexico [NA511]
Acanthite
Guanajuato, Mexico
Tourmaline from Cruziero Mine, Minas Gerais, Brazil [T674]
Tourmaline
Cruziero Mine, Minas Gerais, Brazil

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January 12, 2023
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Mixed Minerals



December 28, 2022
Brazilian Ludlamite



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Lawsonite



December 6, 2022

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There are currently 10663 searchable specimens on the website.



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