Fluorite and Verdite Physical Properties

Fluorite

Verdite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

slightly water soluble and in hot hydrochloric acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.00-3.252.80-3.0

1 7.18

1.5 Fracture

Subconchoidal, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Not Available

1.6 Cleavage

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

{110} Good

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

CaF₂

NaFeS2•2(H2O)

Fluorite and Verdite Chemical Formula

While comparing Fluorite and Verdite 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 Verdite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Verdite- NaFeS2•2(H2O)

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Fluorite and Verdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Verdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Verdite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 2.80-3.0 whereas that of Verdite is 2.80-3.0.