barettite

例句：

1. 1. The barretite in the mine was found to be radioactive and had to be disposed of safely.
   矿中的巴雷特石被发现是放射性的，必须安全地处理掉。
2. 2.The barretite was used as a pigment in paints and other materials.
   这种巴雷特石被用作油漆和其他材料中的颜料。
3. 3. The barretite deposit is located in a remote area where it can be mined safely.
   这种巴雷特石矿藏位于一个偏远地区，可以安全地进行开采。