To date, komatiites with spinifex textures have not been found in the supracrustal rocks, but rock sequences similar to greenstones metamorphosed up to upper amphibolite facies are often observed.
在龙岗地之间的接触上,发育了一条宙-元宙时期的线性活动。
To date, komatiites with spinifex textures have not been found in the supracrustal rocks, but rock sequences similar to greenstones metamorphosed up to upper amphibolite facies are often observed.
在龙岗地之间的接触上,发育了一条宙-元宙时期的线性活动。
Its original rock is sedimented in the environment of active epicontinent-seaboard with basic volcanism, and become khondalite series through the Archean regional high-amphibolite facies metamorphism.
原岩形成于具有基性火山作用的活动大陆边缘滨海-浅海环境。经过宙的区域高角闪岩相变质作用,形成孔兹岩系。
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