Larvikite and Cinnabar Physical Properties

Larvikite

Cinnabar

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Physical Properties

Tenacity

Slightly sectile

Solubility

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

Durability

Specific Gravity

2.592

1 7.18

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Fracture

Uneven

Cleavage

None

Prismatic {10 1 0}, perfect

Mohs Hardness

6-6.52-2.5

2 10

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Chemical Composition

(Na,Ca)2(Fe2+,Mg)3Si3O10

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

Larvikite and Cinnabar Chemical Formula

While comparing Larvikite 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 Larvikite and Cinnabar chemical formula.

Chemical formula of Larvikite- (Na,Ca)2(Fe2+,Mg)3Si3O10
Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Larvikite and Cinnabar Specific Gravity

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