Fluorite and Aragonite Physical Properties

Fluorite

Aragonite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

slightly water soluble and in hot hydrochloric acid

Dilute acid

1.3 Durability

Not Available

1.4 Specific Gravity

3.00-3.252.93-2.96

1 7.18

1.5 Fracture

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

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

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

Distinct on {010}, imperfect {110} and {011}

1.7 Mohs Hardness

43.5-4

2 10

1.8 Chemical Composition

CaF₂

CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fluorite and Aragonite Chemical Formula

While comparing Fluorite and Aragonite 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 Aragonite chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Aragonite- CaCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fluorite and Aragonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Aragonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Aragonite Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 2.93-2.96 whereas that of Aragonite is 2.93-2.96.