potash feldspar


any of the feldspar minerals having the composition KAlSi3O8, as orthoclase.

Origin of potash feldspar

First recorded in 1860–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science definitions for potash feldspar

potash feldspar

Potassium feldspar.
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