Any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium. Synonym: felspar.
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"Feldspar" Quotes from Famous Books — The New England Magazine Volume 1, No. 3, March, 1886 - Bay State Monthly Volume 4, No. 3, March, 1886 • Various |
Words linked to "Feldspar" : orthoclase, felspar, oligoclase, silicon, moonstone, atomic number 14, plagioclase, spar, si |
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