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ATHENA

MINERALOGY

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Mineral: PROBERTITE
Formula: NaCaB5O7(OH)4(H2O)3
Crystal System: Monoclinic
IMA Number: 1929
References: AM 14 (1929), 427; AM 44 (1959), 712; Acta Cryst. B38 (1982), 3072; HB5 (2003); AM 107 (2022), 1378
Type Locality: Baker mine, Kramer distr., Kern Co., California, USA

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