Moonstone (gemstone)
Semi-precious gemstone
Moonstone (gemstone)
Moonstone is a sodium potassium aluminium silicate ((Na,K)AlSi3O8) of the feldspar group that displays a pearly and opalescent schiller. An alternative name for moonstone is hecatolite (from goddess Hecate).
Read on Wikipedia · Image Didier Descouens, CC BY-SA 3.0
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