lassenite

例句：

1. 1. The lassenite is a popular material for building houses and roads.
   拉森石是一种受欢迎的建筑材料，用于建造房屋和道路。
2. 2. The lassenite mine was once a major source of minerals for the region.
   拉森石矿曾经是该地区的主要矿物来源。
3. 3.The lassenite formation is characterized by its distinctive banded texture.
   拉森石层以其独特的条带纹理而闻名。