potash feldspar


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potash feldspar

n. Informal
Potassium feldspar.
References in periodicals archive ?
X-ray diffraction tests show that the main mineral compositions are quartz (30%), soda feldspar (21.05%), potash feldspar (45.19%), and mica (23.05%).
Hakro [8] reported the sediments of Bara Formation from Ranikot area are composed of quartz (low), hematite, potash feldspar, gypsum and goethite minerals.
(5) After the 'DF' was discontinued, Purple Stone was produced which contained soda and potash feldspar, quartz, mica and fluorite.