Fluorite and Glaucophane Physical Properties

Fluorite

Glaucophane

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3.00-3.253-3.15

1 7.18

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Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann

Conchoidal

Cleavage

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

Good on [110] and on [001]

Mohs Hardness

46.0-6.5

2 10

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Chemical Composition

CaF₂

[ ]Na2(Mg3Al2)Si8O22(OH)2

Fluorite and Glaucophane Chemical Formula

While comparing Fluorite and Glaucophane 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 Glaucophane chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Glaucophane- [ ]Na2(Mg3Al2)Si8O22(OH)2

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Fluorite and Glaucophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Glaucophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Glaucophane Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 3-3.15 whereas that of Glaucophane is 3-3.15.