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Definition of Feldspar
1. Noun. Any of a group of hard crystalline minerals that consist of aluminum silicates of potassium or sodium or calcium or barium.
Exact synonyms: Felspar
Terms within: Atomic Number 14, Si, Silicon
Specialized synonyms: Orthoclase, Oligoclase, Plagioclase, Moonstone
Generic synonyms: Spar
Terms within: Atomic Number 14, Si, Silicon
Specialized synonyms: Orthoclase, Oligoclase, Plagioclase, Moonstone
Generic synonyms: Spar
Definition of Feldspar
1. n. A name given to a group of minerals, closely related in crystalline form, and all silicates of alumina with either potash, soda, lime, or, in one case, baryta. They occur in crystals and crystalline masses, vitreous in luster, and breaking rather easily in two directions at right angles to each other, or nearly so. The colors are usually white or nearly white, flesh-red, bluish, or greenish.
Definition of Feldspar
1. a mineral [n -S]
Lexicographical Neighbors of Feldspar
Other Resources:
Arabic