ALL meanings of adularia

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  • noun adularia a white or colourless glassy variety of orthoclase in the form of prismatic crystals. It occurs in metamorphic rocks and is a minor gemstone. Formula: KAlSi3O8 3
  • noun adularia a transparent or translucent variety of orthoclase 3
  • noun adularia a sometimes opalescent variety of orthoclase formed at a low temperature. 1
  • noun adularia A variety of orthoclase feldspar found as colorless to white prismatic crystals in cavities in metamorphic rocks. Some specimens reflect a bluish sheen along crystal faces. This phenomenon is called adularescence, and adularia with this property is called moonstone. (See sanidine). 0
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