单词 | microcline |
释义 | microcline /muy"kreuh kluyn'/, n. a mineral of the feldspar group, potassium aluminum silicate, KAlSi3O8, identical in composition with orthoclase but having triclinic instead of monoclinic crystals, used in making porcelain. [1840-50; MICRO- + -cline < Gk klínein to LEAN1, referring to the angles between its cleavage planes, which differ slightly from 90°] |
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