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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 tetrahedrons) Sorosilicates have two silicate tetrahedrons 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 ...
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