ATHENA MINERALOGY |
Mineral: | HIORTDAHLITE |
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Formula: | Na2Ca4(Ca0,5Zr0,5)Zr(Si2O7)2OF3 |
Crystal System: | Anorthic (Triclinic) |
Group: | Wöhlerite group |
IMA Number: | 1987 s.p. |
References: | CM 12 (1974), 241;TMPM 34 (1985), 297; HB2/1 (1995); CM 50 (2012), 531; MM 86 (2022), 661 |
Type Locality: | Mittel-Arø (Aro) Island, Langesundfjord, Norway |
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