Silicate meenerals

(Reguidit frae Silicate meeneral)

The silicate minerals mak up the lairgest an maist important class o rock-furmin minerals, constitutin approximately 90 percent o the crust o the Yird. Thay are classified based on the structur o thair silicate group which contain different ratios o silicon an oxygen.

Silicate minerals
Copper silicate mineral chrysocolla