hortonolite

例句：

1. 1. The hortonolite formation is a geological wonder that has been studied for centuries.
   霍顿绿岩层是一个地质奇观，数百年来一直受到研究。
2. 2. The hortonolite layer is believed to have formed during the Paleocene era, about 55 million years ago.
   据信霍顿绿岩层是在大约5500万年前白垩纪时期形成的。
3. 3. Due to its unique mineral composition, hortonolite is often used in jewelry and decorative arts.
   由于其独特的矿物组成，霍顿绿岩常用于珠宝和装饰艺术。