(Ca,Na2,K2)[Al2Si4O12].6H2O - (Na2,Ca,K2)[Al2Si4O12].6H2O |
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LEVYNE amygdules in basalt Beaver Valley Quarry |
LÉVYNE Rock Candy Mountain Road Cut |
(Ca,Na2,K2)[Al2Si4O12].6H2O - (Na2,Ca,K2)[Al2Si4O12].6H2O |
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LEVYNE amygdules in basalt Beaver Valley Quarry |
LÉVYNE Rock Candy Mountain Road Cut |