闪石化 meaning in English

amphibolization

One of country rock to flash petrochemical industry dolomite rock of dali completely , exploit out with the jade while exploiting , enclosing yu yu s surface , this kind of stone wraps up the stone of the jade and jade boundary line and clear , can separate
围岩一种是透闪石化白云石大理岩，在开采时同玉一起开采出来，附于玉的表面，这种石包玉的石与玉界线清楚，可以分离。围岩另一种是透闪石岩。