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Crystalline mineral: Var.
Answer for the clue "Crystalline mineral: Var. ", 7 letters:
felspar
Alternative clues for the word felspar
Word definitions for felspar in dictionaries
Wiktionary
Word definitions in Wiktionary
n. (alternative spelling of feldspar English)
WordNet
Word definitions in WordNet
n. any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium [syn: feldspar ]
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Felspar \Fel"spar`\, Felspath \Fel"spath`\, n. (Min.) See Feldspar .
Usage examples of felspar.
Without thinking I identified the components of the rock, mainly felspar and quartz, quarried in the Barberton district so in addition it contained a fair amount of mica.
All clays contain more or less free silica in the form of sand, and usually a small percentage of undecomposed felspar.
He knew a vast deal about cairngorms and agates and such-like pretty things, and showed Charles quartz and felspar and red cornelian, and I don't know what else, in the crags on the hillside.