复杂铅锌硫化矿
intricate Cu-Pb-Zn sulphide ore
complex Cu-Pb-Zn sulphide ore
铅锌硫化矿
Lead-zinc sulphide ore
lead-zinc-sulfide mine
lead and zinc sulfide minerals
Lead-Zinc sulfide ore
lead zinc sulfide minerals
Sulphide ore of lead and zinc
lead-zinc sulfide ores
Pb-Zn sulphide ore
铜铅锌硫化矿
sulfide ore
Copper-lead-zinc Sulfide Ore
低品位硫化锌矿
low-grade zinc sulphide ore
高硫铅锌矿
high sulfur-lead-zinc ore
高铁硫化锌精矿
MARMATITE
zinc sulphide concentrate bearing high content of iron
High iron sphalerite
High-iron zinc-sulphide concentrate
High iron zinc sulphide concentrate
甲生盘铅锌硫矿
Jiashengpan lead-zinc-sulfur deposit
硫化铅锌银矿体
Lead-Zinc-Silver sulfide orebody
钼锌硫化矿浮选
flotation of molybdenum and zinc sulfides
低品位氧化铅锌矿
low-grade oxidized lead-zinc ore