Formation of Iron Ore

Formation of Iron Ore

Earth’s most important iron ore deposits are found in sedimentary rocks. They formed from chemical reactions that combined iron and oxygen in marine and fresh waters. The two most important minerals in these deposits are iron oxides: hematite (Fe2O3)...
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...
What is a Mineral?

What is a Mineral?

A mineral is a naturally occurring inorganic solid, with a definite chemical composition, and an ordered atomic arrangement. This may seem a bit of a mouthful, but if you break it down it becomes simpler.   There are over 5,300 known mineral species; as of March...
Types of Iron Ore

Types of Iron Ore

Elemental iron (Fe) is ranked fourth in abundance in the earth’s crust and is the major constituent of the earth’s core. It rarely occurs in nature as the native metal. Read Here: What is Iron Ore? The iron minerals that are at present used as ores are...
What is Coal?

What is Coal?

What is Coal? It is a flammable black hard rock used as a solid fossil fuel. It is mainly made up of 65-95% carbon and Also Contains hydrogen, sulphur, oxygen and nitrogen. It is a sedimentary rock formed from peat, by the pressure of rocks laid down later on top. The...