There are 145 confirmed minerals, some of which are only found in China.

已经探明的矿藏有145种，其中有些矿产为中国所独有。

youdao

There are 145 confirmed minerals, some of which are only found in China.

已经探明的矿藏有145种，其中有些矿产为中国所独有。

youdao