出典:Wikipedia
出典:『Wikipedia』 (2011/06/30 12:10 UTC 版)
In petrology, micrographic texture is a fine-grained intergrowth of quartz and alkali feldspar, interpreted as the last product of consolidation in some igneous rocks which contain high or moderately high percentages of silica. Micropegmatite is an outmoded terminology for micrographic texture.