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Collection: Adularia

Formula: KAlSi3O8
Crystal System: Monoclinic
A variety of K Feldspar
A more ordered low-temperature variety of Orthoclase or partially disordered Microcline. Individual localities should be verified because the adularia structural state is nearly equally represented by microcline and orthoclase specimens. Generally found in alpine-type parageneses.
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  • Adularia With Druzy Quartz on Matrix
    Adularia in Matrix with Druzy Quartz - The Crystal Connoisseurs
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