K feldspar

K feldspar

[′kā ′fel‚spär]
(mineralogy)
References in periodicals archive ?
Analyses of the insoluble residues from concretions and host rocks at Hredle locality have proved the different trend in the content of Na- and K feldspars. The feldspar content in concretions is higher than in the host rock (10.2-25.3% compared with 6.2-7.9% in the host rock).