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The Sillimanite In India

The Sillimanite In India

Submitted by • May 9, 2018

The sillimanite it is silicate of aluminum. The silicate is a Salt which has been formed with the combination of a base and the silicic acid. It is used in the industry of glass, refractories as in the construction materials. Talc and Mica are considered as silicates. The silicate group of minerals are very complex and forming the 93% of the earth’s crust.

This mineral Sillimanite is considered as very popular raw material for manufacturing high alumina refractories. It is considered as a index mineral with high temperature and having a plurality of pressure. The formula of sillimanite is SiAL2 O5. The sillimanite can appear as small or big individual crystals. Has a very delicate relief with very birefringence colours

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