Hypertext Webster Gateway: "felspar"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Felspar \Fel"spar`\, Felspath \Fel"spath`\, n. (Min.)
See {Feldspar}.
From WordNet (r) 1.7 (wn)
felspar
n : any of a group of hard crystalline minerals that consist of
aluminum silicates of potassium or sodium or calcium or
barium [syn: {feldspar}]
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