Fluorite and Cinnabar Physical Properties

Fluorite

Cinnabar

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1 Physical Properties

1.1 Tenacity

Brittle

Slightly sectile

1.2 Solubility

slightly water soluble and in hot hydrochloric acid

1.04 x 10⁻²⁵ g per 100 ml water (Ksp at 25°C = 2 x 10⁻³²)

1.3 Durability

Not Available

1.4 Specific Gravity

3.00-3.252

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gemstones (2009), Brittle

1.6 Cleavage

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

Prismatic {10 1 0}, perfect

1.7 Mohs Hardness

42-2.5

2 10

1.8 Chemical Composition

CaF₂

HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fluorite and Cinnabar Chemical Formula

While comparing Fluorite and Cinnabar 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 Cinnabar chemical formula.

Chemical formula of Fluorite- CaF₂
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fluorite and Cinnabar Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fluorite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fluorite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Fluorite is 2 whereas that of Cinnabar is 2.