Glaucophane and Fluorite Physical Properties

Glaucophane

Fluorite

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Physical Properties

Tenacity

Brittle

Solubility

slightly water soluble and in hot hydrochloric acid

Durability

Specific Gravity

3-3.153.00-3.25

1 7.18

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Fracture

Conchoidal

Subconchoidal, Uneven, ConchoidalWalter Schumann

Cleavage

Good on [110] and on [001]

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

Mohs Hardness

6.0-6.54

2 10

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Chemical Composition

[ ]Na2(Mg3Al2)Si8O22(OH)2

CaF₂

Glaucophane and Fluorite Chemical Formula

While comparing Glaucophane and Fluorite 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 Glaucophane and Fluorite chemical formula.

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

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Glaucophane and Fluorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Glaucophane and Fluorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Glaucophane and Fluorite Optical Properties during the identification of gemstone. Specific gravity of Glaucophane is 3.00-3.25 whereas that of Fluorite is 3.00-3.25.