Fluorite and Rossmanite Physical Properties

Fluorite

Rossmanite

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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

3.00-3.253

1 7.18

1.5 Fracture

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

Brittle, Metallic

1.6 Cleavage

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

None

1.7 Mohs Hardness

4Not Available

2 10

1.8 Chemical Composition

CaF₂

◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Fluorite and Rossmanite Chemical Formula

While comparing Fluorite and Rossmanite 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 Rossmanite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Fluorite and Rossmanite Specific Gravity

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