Calcite
CaCO3
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Calcite is the most stable polymorph of calcium carbonate and is one of the most common minerals on Earth. It is the primary mineral in limestone and marble, and forms spectacular cave formations including stalactites and stalagmites.
| 晶系 | Trigonal |
| 鉱物分類 | 05 Carbonates and Nitrates |
| モース硬度 | 3.0 |
| 比重 | 2.71 |
| 色 | Colorless, white, yellow, orange, blue, green |
| 光沢 | Vitreous |
| 条痕色 | White |
| 劈開 | Perfect rhombohedral {1011} |
| 断口 | Conchoidal |
| 透明度 | Transparent |
| 結晶習性 | Rhombohedral, scalenohedral, prismatic |
モース硬度
Mohs Hardness: 3.0 – 3.0
1 Soft10 Hard
晶系
TrigonalExplore on Science FYI
Frequently Asked Questions
What is the hardness of Calcite?
Calcite has a Mohs hardness of 3.0.
What crystal system does Calcite belong to?
Calcite crystallizes in the Trigonal crystal system.
What color is Calcite?
Calcite is typically Colorless, white, yellow, orange, blue, green.
What type of luster does Calcite have?
Calcite exhibits a Vitreous luster.
What is the chemical formula of Calcite?
The chemical formula of Calcite is CaCO3.