1) Complex manganese
复杂型锰矿
2) marceline
['mɑ:si,lain]
杂褐锰矿
3) vernadite
['və:nə,dait]
复水锰矿
4) restored manganese mine land
锰矿恢复区
1.
Heavy metal concentrations and pollution assessment of edible crops grown on restored manganese mine lands in Guangxi, South China;
广西锰矿恢复区食用农作物重金属污染评价
5) weathering Mn deposit
风化型锰矿
1.
Geological characteristics and prospecting direction of weathering Mn deposit on both banks along Chonglingshui River,Hunan;
湖南省舂陵水两岸风化型锰矿地质特征及找矿方向
6) complex orebody
复杂矿体
1.
Study on combining open pit mining with underground mining of complex orebody;
露天与地下联合开采复杂矿体的研究
2.
It is more important in mining a low-grade complex orebody due to its special geological conditions.
低品位复杂矿体由于其特殊的地质情况,采场管理工作显得尤其重要。
3.
Combining exploration with exploiting and selection suitable mining method is the key link and effective way that solved mining problem of low grade complex orebody.
论述了探采结合和选用适合的采矿方法是解决低品位复杂矿体开采困难的关键环节和有效途径。
补充资料：钡硬锰矿
理想化学式一般表示为 BaMn2+Mn嚍O16(OH)4、晶体属单斜晶系的氢氧化物矿物。一般均呈葡萄状、肾状、钟乳状或块状产出。铁黑至暗钢灰色，条痕呈发亮的棕黑色。半金属光泽或暗淡。摩斯硬度5～6。比重4.71。钡硬锰矿通常是在地表或近地表条件下，由含锰的碳酸盐或硅酸盐矿物风化形成的一种次生矿物。可形成大规模的残留矿床，是锰的重要矿石矿物。通常与软锰矿共同产出。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条