mordenite

例句：

1. 1.Mordenite is a mineral that is commonly found in the earth's crust.
   莫尔登石是一种在地球地壳中常见的矿物。
2. 2. The mordenite has been used for centuries as a building material.
   莫尔登石作为一种建筑材料被使用了几个世纪。
3. 3. The mordenite was discovered in the 19th century and has since become an important source of minerals.
   莫尔登石是在19世纪被发现的，并且自那以后成为了重要的矿物来源。