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.
| Hệ tinh thể | Monoclinic |
| Phân loại khoáng vật | 07 Sulfates, Chromates, Molybdates, and Tungstates |
| Độ cứng Mohs | 1.5-2.0 |
| Tỷ trọng | 2.31-2.33 |
| Màu sắc | Colorless, white, gray, yellow, brown |
| Ánh | Vitreous |
| Màu vệt | White |
| Cát khai | Perfect {010} |
| Vết vỡ | Conchoidal |
| Độ trong suốt | Transparent |
| Dạng tinh thể | Tabular, prismatic, massive |
Độ cứng Mohs
Mohs Hardness: 1,5 – 2,0
1 Soft10 Hard
Hệ tinh thể
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.