perthite is orthoclase or microcline and albite over the product, which is more than orthoclase or microcline albite.
条纹长石是正长石或微斜长石与钠长石交生的产物,其中正长石或微斜长石多于钠长石。
in the triassic-early jurassic, the emplacement mechanism of monzonitic granite and orthoclase granite is dominated by tectonic extension and the diapirism is strong.
晚三叠世-早侏罗世二长、正长花岗巖体就位过程中构造扩展机制起主导作用,巖浆底辟作用也较强;
the results indicate that the colourless and transparent one is sanidine with homogeneous exsolution microstructure and the reddish one is orthoclase or sanidine without exsolution microstructure.