normal align=center>锰矿石中伴生组分评价参考含量表

normal align=center>元素或

normal align=center>组成

normal align=center>Co

normal align=center>Ni

normal align=center>Cu

normal align=center>Pb

normal align=center>Zn

normal align=center>Au

normal align=center>Ag

normal align=center>B2O3

normal align=center>S

normal align=center>含量ωB

normal align=center>0.02～

normal align=center>0.06%

normal align=center>0.1～

normal align=center>0.2%

normal align=center>0.1～

normal align=center>0.2%

normal align=center>0.4%

normal align=center>0.7%

normal align=center>0.2×10-6%

normal align=center>（5～

normal align=center>10）×10-6

normal align=center>1～3%

normal align=center>2～4%

normal align=center>注：锰矿石中伴生元素多呈细微粒分散、包裹，或与锰、铁矿物组合的状态出现