What is Alumina?

What is Alumina?

Alumina is a catalyst, an abrasive, a bright white pigment and the basis for beautiful gemstones. Aluminium oxide, also known as alumina, is a pretty simple compound, just Al2O3. Aside from silicates, aluminas are the most abundant mineral of the earth crust. Although...
Rock Vs Mineral

Rock Vs Mineral

Rock vs. Mineral: Both are solid, inorganic, naturally-formed substances. However, there are mostly differences, like their uses, structure, and colour. A mineral is a naturally-occurring substance formed through geological processes that has a characteristic chemical...