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Ovoottolgoi lies in Noyon syncline of Gurvantes region, Southgobi coal-bearing basin. Petrogtraphical studies of coal and coal-hosting sedimentary rocks of Ovoot tolgoi have been completed. The studies reveal that Ovoot tolgoi coal has mixed microlithotypes consisting of duroclarite and clarodurite and contains 45.9-73.4% vitrinite, …
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