Gypsum History

By |2019-11-16T12:31:12+03:3024th October, 2019|Gypsum|

Gypsum reserves were formed millions of years ago when saline oceans covered most of the Earth's surface. When the oceans retreated and were confined within lands, marshes formed. As evaporation continued, waters became more and more saline, and the deposited salts began to form various compounds, one of which was gypsum. In fact, gypsum is

Types of gypsum

By |2019-11-16T12:37:14+03:3022nd October, 2019|Gypsum|

What is gypsum? Gypsum, or calcium sulfate dihydrate, is a very soft mineral with the chemical formula CaSO4·2H2O, also known as “aqueous calcium sulfate".  In fact, gypsum is the same as natural hydrated calcium sulfate found in several crystalline forms. It is also abundantly found as relatively thick layers in the Earth's solid crustal outcrops

Gypsum deposits in the world and Iran

By |2019-11-16T12:45:20+03:3020th October, 2019|Chalk mine, Gypsum|

Gypsum deposits in the world Falling under the category of calcium-based building materials, gypsum is the fifth most abundant substance in nature. Gypsum is found in almost all parts of the world. As for Iran, it can be found in areas such as the central desert and around Tehran, Azerbaijan, Jajrood and around Mashhad. Being

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