a plagioclase feldspar calcium aluminium silicate
Crossword Clue

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AnswerCrossword Clue
anorthitea plagioclase feldspar, calcium aluminium silicate
anorthitesANORTHITE, a plagioclase feldspar, calcium aluminium silicate
labradoritea triclinic silicate of the plagioclase feldspar series which may show a bluish or multicoloured iridescence
labradoritesLABRADORITE, a triclinic silicate of the plagioclase feldspar series which may show a bluish or multicoloured iridescence
oligoclaseA feldspar mineral common in siliceous igneous rocks, consisting of a sodium-rich plagioclase (with more calcium than albite)
piedmontitea dark-red mineral, a hydrated silicate of calcium, aluminium, managanese and iron also PIEMONTITE
piemontitea dark-red mineral, a hydrated silicate of calcium, aluminium, managanese and iron also PIEDMONTITE
piedmontitesPIEDMONTITE, a dark-red mineral, a hydrated silicate of calcium, aluminium, managanese and iron also PIEMONTITE
piemontitesPIEMONTITE, a dark-red mineral, a hydrated silicate of calcium, aluminium, managanese and iron also PIEDMONTITE
vesuvianitea silicate of calcium, magnesium, and aluminium, aka idocrase, occurring as brown, yellow, or green crystals or masses in metamorphosed limestones
vesuvianitesVESUVIANITE, a silicate of calcium, magnesium, and aluminium, aka idocrase, occurring as brown, yellow, or green crystals or masses in metamorphosed limestones