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