Fluorite and Antigorite Physical Properties

Fluorite

Antigorite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3.00-3.252.58-2.80

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

{001} Good

Mohs Hardness

45-5.5

2 10

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Chemical Composition

CaF₂

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

Fluorite and Antigorite Chemical Formula

While comparing Fluorite and Antigorite 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 Antigorite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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Fluorite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.