sorensenite

例句：

1. 1. The mineral is named after the Swedish explorer who discovered it in 1826.
   这种矿物是以瑞典探险家在1826年发现的命名的。
2. 2. The sorensenite has been used as a natural pigment for centuries.
   索伦森石作为一种天然颜料，被使用了几个世纪。
3. 3. The minerals found in this area are believed to have formed over millions of years.
   这个地区的矿物被认为是在数百万年中形成的。