Fluorite and Axinite Physical Properties

Fluorite

Axinite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3.00-3.253.26-3.36

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

Octahedral, perfect on {111}, parting on {011}

Good on {100}

Mohs Hardness

46.5-7

2 10

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Chemical Composition

CaF₂

(Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Fluorite and Axinite Chemical Formula

While comparing Fluorite and Axinite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Fluorite and Axinite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Axinite- (Ca,Fe,Mn,Mg) 3Al 2BSi 4O 15(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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Fluorite and Axinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Axinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Axinite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 3.26-3.36 whereas that of Axinite is 3.26-3.36.