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noun
Any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium.
synonym: feldspar.
is a specific kind of: spar.
is a broader term that covers: orthoclase | oligoclase, plagioclase | moonstone.
contains: atomic number 14, Si, silicon.
Dutch: veldspaatPolish: skaleń
Find more on felspar elsewhere: etymology - rhymes - Wikipedia.
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