Studies on geology, isotopes and metallogenesis indicate that the ore forming material derived from strata and magma derived from crust mantle.
对其矿床地质特征、同位素地质学、矿床成因等方面研究，认为成矿物质来源具双重性，既有来源于地层，又有来自壳幔源岩浆。
Owing to ultramafites coming from mantle, it contains abundant deep information of geology.
镁 铁质 岩 体由于来自地幔，而含有丰富的深部地质信息。
Deep source gas refers to inorganic genetic gas or abiogenic gas which comes from deep crust or upper mantle, and has apparent geology and geochemistry characteristics.
深源气是指来自地壳深部或上地幔的无机成因天然气或称非生物成因天然气，它具有明显的地质地球化学特征。
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