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The geological structure of the Stepninsky, Vandyshevsky, Biryukovsky, and Uisky massifs, which belong to the Stepninsky monzogabbro-granosyenite-granite complex, is described. It was concluded that the crystallization depth of granitoid massifs decreases successively in this series of rocks from hypabyssal to hypabyssal-subsurficial facies. It was shown that intrusions in the Stepninsky complex belong...
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