黑硅石

例句：

1. 1. Theblack silicate stone is a popularmaterial for jewelry making.
   这种黑硅石是制作珠宝的热门材料。
2. 2. The blacksilicate stone has been used inancient times as a symbol of wealth andpower.
   这种黑硅石在古代被用作财富和权力的象征。
3. 3. Theblack silicate stoneis often found in the earth's crust, where it canbe mined for its unique properties.
   这种黑硅石通常存在于地球的地壳中，可以开采其独特的性质。