Fluorite and Zincite Physical Properties

Fluorite

Zincite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

slightly water soluble and in hot hydrochloric acid

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.00-3.255.50-5.90

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

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

On {10 1 0}, perfect; parting on {000 1 }

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

CaF₂

(Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

Fluorite and Zincite Chemical Formula

While comparing Fluorite and Zincite 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 Zincite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Zincite- (Zn,Mn2+ )OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Fluorite and Zincite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Zincite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Zincite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 5.50-5.90 whereas that of Zincite is 5.50-5.90.