Marin Mineral
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Fine Mineral Specimens for Collectors
Mike Keim, P.O. Box 5256 Larkspur, California, 94977 (415) 342 - 1852
Some of our Featured Specimens:
Veszelyite on Plancheite
Kipushi Mine, Kipushi, Katanga, DR Congo
Rosasite
Silver Bill Mine, Cochise Co., Arizona
Azurite with Malachite
Milpillas Mine, Cuitaca, Sonora, Mexico
Inesite
Kuruman, South Africa
Tourmaline
Mogok, Myanmar
Cumengeite
Amelia Mine, Santa Rosalia, Baja Sur, Mexico
Browse the Updates:
Mixed Minerals
October 30, 2026
Mixed Minerals
October 28, 2026
Mixed Minerals
October 7, 2026
Thumbnails
October 3, 2026
Thumbnails
October 1, 2026
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