The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
主要回收的金属矿物
铌铁矿、细晶
、
解、黑
矿、白矿，密度比较大，
5~7。
The major metal minerals recycled include tantalum niobite, fine spar, tantalum aeschynite, wolframite and scheelite, which have large density of generally 5 to 7.
主要回收的金属矿物铌铁矿、细晶、解、黑矿、白矿，密度比较大，5~7。
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