There are a lot of tellurium minerals in them, such as petzite, calaverite, hessite, altaite, tellurbismuth, rucklidgeite and sylvan.The grade of some section of ore body is up to industrial grade.
床中含有大量的
化物,如银、、银、
、铋、铋和自然,部分段的
到的工业要求。
There are a lot of tellurium minerals in them, such as petzite, calaverite, hessite, altaite, tellurbismuth, rucklidgeite and sylvan.The grade of some section of ore body is up to industrial grade.
床中含有大量的化物,如银、、银、、铋、铋和自然,部分段的到的工业要求。
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