ATHENA MINERALOGY |
Mineral: | TSCHERMAKITE |
---|---|
Formula: | ▢Ca2(Mg3AlFe3+)Si6Al2O22(OH)2 |
Crystal System: | Monoclinic |
Group: | Amphibole supergroup, with (OH,F,Cl) dominant. Ca subgroup. Tschermakite group |
IMA Number: | 2012 s.p. |
References: | AM 63 (1978), 1023; HB2/2 (1995); CM 47 (2009), 917 |
Type Locality: | Bamle, Norway (?) |
Comments: | ▢ = vacancy |
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