stibiconite

例句：

1. 1. The rock is composed mainly of quartz and feldspar, which are both silicates.
   这种岩石主要由石英和长石组成，这两种都是硅酸盐。
2. 2. Silica is a common constituent of many minerals, including the ones found in rocks.
   二氧化硅是许多矿物的常见成分，包括那些存在于岩石中的矿物。
3. 3.The discovery of new silicates has opened up new possibilities for mining and smelting.
   新硅酸盐的发现为采矿和冶炼开辟了新的可能性。