ATHENA MINERALOGY |
Mineral: | ASHCROFTINE-(Y) |
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Formula: | K5Na5(Y,Ca)12Si28O70(OH)2(CO3)8.8H2O |
Crystal System: | Quadradic (Tetragonal) |
IMA Number: | 1987 s.p. |
References: | MM 37 (1969), 515; HB2/1 (1995) |
Type Locality: | Pocket K, Narsarsuk, Julianehaab distr., Greenland |
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