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MINERALOGY

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Mineral: MAGNESIOSADANAGAITE = SADANAGAITE
Name: Magnesio-Sadanagaite
Formula: NaCa2Mg3(Al,Fe2+,Ti)2(Al,Si)4(Si2O11)2(OH)2
Crystal System: Monoclinic
Group: Amphibole supergroup, with (OH,F,Cl) dominant. Ca subgroup. Sadanagaite group
References: AM 69 (1984), 465; HB2/2 (1995); EJM 16 (2004), 177; AM 97 (2012), 2031
Type Locality: Kawai open pit, Kasuga mine, Kasuga-mura, Gifu Pref., Chubu Region, Honshu, Japan; Yuge and Myojin Islands, Ehime pref., Shikoku, Japan

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