cornwallite

例句：

1. 1. The Cornwallite mine is famous for its rich deposits of gold and silver.
   科沃尔泰特矿以其丰富的黄金和白银储量而闻名。
2. 2. The Cornwallite formation is a geological wonder that has fascinated scientists for centuries.
   科沃尔泰特地层是科学家们数百年来一直着迷的地质奇观。
3. 3. The Cornwallite rock is often used in jewelry making due to its unique color and texture.
   由于其独特的颜色和纹理，科沃尔泰特岩石常被用于制作珠宝。