The Da'ao greisen-type W-Sn deposit is located in the Jiuyishan multiple granitic body.
大坳云英体型钨锡矿产于九嶷山复式花岗杂体中。
The Da'ao greisen-type W-Sn deposit is located in the Jiuyishan multiple granitic body.
大坳云英体型钨锡矿产于九嶷山复式花岗杂体中。
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