Malachite and Fluorite Physical Properties

Malachite

Fluorite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

slightly water soluble and in hot hydrochloric acid

1.5 Durability

Not Available

1.7 Specific Gravity

3.25-4.103.00-3.25

1 7.18

1.4 Fracture

Conchoidal, Conchoidal, Gemstones (2009), Uneven

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

1.5 Cleavage

Perfect on { 2 01} fair on {010}

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

1.6 Mohs Hardness

3.5-44

2 10

1.12 Chemical Composition

Cu₂CO₃(OH)₂

CaF₂

Malachite and Fluorite Chemical Formula

While comparing Malachite 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 Malachite and Fluorite chemical formula.

Chemical formula of Malachite- Cu₂CO₃(OH)₂
Chemical formula of Fluorite- CaF₂

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Malachite and Fluorite Specific Gravity

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