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Meaning of feldspar

Source language: EnglishDictionary language: English

feldspar

noun

Definitions

  1. Any of a large group of rock-forming minerals that, together, make up about 60% of the earth's outer crust. The feldspars are all aluminum silicates of the alkali metals sodium, potassium, calcium and barium. Feldspars are the principal constituents of igneous and plutonic rocks.

Sources:https://en.wiktionary.org/wiki/feldspar

Related words

felsparplagioclaseorthoclaseaventurineperthiticalkalicpotashaugen