crystal gypsum

例句：

1. 1.The crystal gypsum is used in the construction of buildings and bridges.
   水晶石膏被用于建筑和桥梁的建设。
2. 2.The artist used a piece of crystal gypsum to create the sculpture.
   这位艺术家用一块水晶石膏创作了这件雕塑。
3. 3. The crystal gypsum has a unique texture that makes it popular in jewelry making.
   水晶石膏具有独特的纹理，这使得它在珠宝制作中非常受欢迎。