1、 Granite and metamorphic rock constituted the basement of the basin with better uranium source conditions.
盆地基底为花岗岩和中高级变质岩,铀源条件良好.
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2、 Schist, a metamorphic rock, contains mineral crystals that can be seen by the naked eye.
片岩, 变质岩, 含有矿物晶体可以看到由肉眼.
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