Zinnwaldite and Fluorite Physical Properties

Zinnwaldite

Fluorite

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1 Physical Properties

1.1 Tenacity

Elastic

Brittle

1.2 Solubility

Not Available

slightly water soluble and in hot hydrochloric acid

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.13.00-3.25

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal {001}

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

1.7 Mohs Hardness

3.5-4.04

2 10

1.8 Chemical Composition

Not Available

CaF₂

Zinnwaldite and Fluorite Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Fluorite chemical formula.

Chemical formula of Fluorite- CaF₂

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Zinnwaldite and Fluorite Specific Gravity

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