along with study of magmatic rocks, the au-thors propose that coal metamorphism in coalfield resulted from shallow magmatic thermal metamorphism with hight…
owing to magma thermal metamorphism superimposing on the regional metamorphosis, the intensity of gas generation is higher.
在区域变质的背景上,叠加了巖浆热变质作用,生气强度大。
there is not any evident thermal metamorphism in the wall rock.
围巖中无明显热变质显示。
magmatic thermal metamorphism and dynamic metamorphism were the major causes of local abnormal high thermal evolution.
巖浆热变质作用和动力变质作用是局部热演化异常增高的主要原因;
regional magmatic thermal metamorphism of yanshan stage is main controlled factors of coal metamorphic law, and the vapor- water hydrothermal metamorphism play a leading role.
燕山期区域巖浆热变质作用是煤变质规律的主要控制因素,其中,汽水热液变质作用又处主导地位。
along with study of magmatic rocks, the au-thors propose that coal metamorphism in coalfield resulted from shallow magmatic thermal metamorphism with high tempera…
almandine originated from regional metamorphism to which magmatic thermal metamorphism superimposed.
铁铝榴石属区域变质叠加热变质作用形成。
along with study of magmatic rocks, the au-thors propose that coal metamorphism in coalfield resulted from shallow magmatic thermal metamorphism with high temperature in a short time.