cassiterite造句

It occurs chiefly as stannic oxide , SnO 2 in cassiterite.
主要以氧化物状态存在.

One of the key problems in its origin is the solubility of cassiterite in granitic melt.
锡石在花岗质熔体中的溶解度,是阐明花岗岩全岩型锡矿成因的关键.

• #cassiterite