Gypsum
CaSO4 · 2H2O
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Gypsum is a very soft mineral, the reference for hardness 2 on the Mohs scale. Its varieties include selenite (colorless transparent crystals), satin spar (fibrous), and alabaster (fine-grained massive). It is one of the most widely used industrial minerals.
| النظام البلوري | Monoclinic |
| صنف المعدن | 07 Sulfates, Chromates, Molybdates, and Tungstates |
| صلادة موس | 1.5-2.0 |
| الكثافة النوعية | 2.31-2.33 |
| اللون | Colorless, white, gray, yellow, brown |
| اللمعان | Vitreous |
| لون الخط | White |
| الانفصام | Perfect {010} |
| الكسر | Conchoidal |
| الشفافية | Transparent |
| الشكل البلوري | Tabular, prismatic, massive |
صلادة موس
Mohs Hardness: 1,5 – 2,0
1 Soft10 Hard
النظام البلوري
MonoclinicFrequently Asked Questions
What is the hardness of Gypsum?
Gypsum has a Mohs hardness of 1.5-2.0.
What crystal system does Gypsum belong to?
Gypsum crystallizes in the Monoclinic crystal system.
What color is Gypsum?
Gypsum is typically Colorless, white, gray, yellow, brown.
What type of luster does Gypsum have?
Gypsum exhibits a Vitreous luster.
What is the chemical formula of Gypsum?
The chemical formula of Gypsum is CaSO4 · 2H2O.