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MINERALOGY

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Mineral: CHROMIOPARGASITE
Name: Chromio-pargasite
Formula: NaCa2(Mg4Cr)(Si6Al2)O22(OH)2
Crystal System: Monoclinic
Group: Amphibole supergroup, with (OH,F,Cl) dominant. Ca subgroup. Pargasite group
IMA Number: 2012 s.p.
References: Journ. Min. Petr. Sc. Jap. 107 (2012), 1; AM 97 (2012), 2031
Type Locality: Akaishi mine, Ehime Prefecture, Shikoku Island, Japan

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