Apatite

Ca5(PO4)3(F,Cl,OH)

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Apatite refers to a group of phosphate minerals and is the reference mineral for hardness 5 on the Mohs scale. It is the main source of phosphorus for biological systems and is the mineral that makes up tooth enamel and bone mineral.

晶系 Hexagonal
鉱物分類 08 Phosphates, Arsenates, and Vanadates
モース硬度 5.0
比重 3.16-3.22
色 Green, blue, yellow, violet, colorless
光沢 Vitreous
条痕色 White
劈開 Poor {0001}
断口 Conchoidal to uneven
透明度 Transparent
結晶習性 Prismatic, tabular

モース硬度

Mohs Hardness: 5.0 – 5.0
1 Soft10 Hard

晶系

Hexagonal

Frequently Asked Questions

What is the hardness of Apatite?
Apatite has a Mohs hardness of 5.0.
What crystal system does Apatite belong to?
Apatite crystallizes in the Hexagonal crystal system.
What color is Apatite?
Apatite is typically Green, blue, yellow, violet, colorless.
What type of luster does Apatite have?
Apatite exhibits a Vitreous luster.
What is the chemical formula of Apatite?
The chemical formula of Apatite is Ca5(PO4)3(F,Cl,OH).