Cinnabar and Friedelite Physical Properties

Cinnabar

Friedelite

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1 Physical Properties

1.1 Tenacity

Slightly sectile

Not Available

1.2 Solubility

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

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

23.06-3.19

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones (2009), Brittle

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

Prismatic {10 1 0}, perfect

{010} Perfect

1.7 Mohs Hardness

2-2.54-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Cinnabar and Friedelite Chemical Formula

While comparing Cinnabar and Friedelite 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 Cinnabar and Friedelite chemical formula.

Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Cinnabar and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cinnabar and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cinnabar and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Cinnabar is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.