Calcite, which gets its name from "chalix" the Greek word for lime, is a most amazing and yet, most common mineral. It is one of the most common minerals on the face ...
The Sorosilicate Subclass (double tetredrons) Sorosilicates have two silicate tetredrons that are linked by one oxygen ion and thus the basic chemical unit is the ...
Alumina is a vesatile ceramic material with many practical uses. There are many different commercial grades available such as smelter grade, calcined, low soda ...