ATHENA MINERALOGY |
Mineral: | HIORTDAHLITE-II |
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Formula: | (Na,Ca)4Ca8Zr2(Y,Zr,REE,Na)2(Si2O7)4(O3F5) |
Crystal System: | Anorthic (Triclinic) |
Group: | Wöhlerite group |
References: | CM 12 (1974), 241;TMPM 34 (1985), 297; HB2/1 (1995); CM 50 (2012), 531; MM 86 (2022), 661 |
Type Locality: | Kipawa River, Témiscamingue Co., Québec, Canada |
Comments: | Name not approved |
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