英语语法分析

Andalusite is a polymorph with two other minerals, Kyanite and Sillimanite.

红柱石属多晶型物，含蓝晶石和硅线石两种不同矿物。

In addition there are limestone iron ores andalusite quartz sand and kaolin etc.

此外还有石灰石、铁矿、红柱石、石英砂和高岭土等。

At first, the effect of particle size and additions of andalusite on mullite-corundum materials were studied.

首先，研究了红柱石的粒度和加入量对莫来石-刚玉材料性能的影响。