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ATHENA

MINERALOGY

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Mineral: LONDONITE
Formula: (Cs,K,Rb)Al4Be4(B,Be)12O28
Crystal System: Cubic
IMA Number: 1999-014
References: CM 39 (2001), 747; AM 87 (2002), 356; MR 33 (2002), 165; L 2 (2003), 35; HB5 (2003)
Type Locality: Antandrokomby pegmatite, Mt Ibity, Sahatany valley, Antsirabé, Madagascar

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