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ATHENA

MINERALOGY

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Mineral: BOROMUSCOVITE
Formula: KAl2▢BSi3O10(OH)2
Crystal System: Monoclinic
Group: Mica group. True micas. Dioctahedral
IMA Number: 1989-027
References: AM 76 (1991), 1998; HB2/1 (1995); NM 90-94 (1997); CM 36 (1998), 905
Type Locality: New Spaulding Pocket, Main Little Three dike, Little Three mine, Ramona, San Diego, California, USA
Comments: ▢ = vacancy

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