[mahy-kruh-klahyn] 
| 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. |
| mi·cro·cline (mī'krō-klīn') n. A mineral of the feldspar group, chiefly KAlSi3O8, used in making glass, porcelain, and enamel. [Greek mīkro-, micro- (from the fact that its cleavage angle is not exactly equal to 90°) + Greek klīnein, to lean; see cline.] |
| microcline (mī'krō-klīn') Pronunciation Key
A white, pink, red-brown, or green type of potassium feldspar. It is dimorphous with orthoclase feldspar, differing from it in shape and in the fact that it forms at lower temperatures.Chemical formula: KAlSi3O8. |
krəˌklaɪn
nein