Realgar and Moldavite Physical Properties

Realgar

Moldavite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.562.32-2.38

1 7.18

1.5 Fracture

(e.g. graphite).

ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

{010} Good

Not Available

1.7 Mohs Hardness

Not Available5.5

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Realgar and Moldavite Chemical Formula

While comparing Realgar and Moldavite 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 Realgar and Moldavite chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)

Compare Red Gemstones

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Realgar Vs Sarcopside

Realgar and Moldavite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Moldavite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Moldavite Optical Properties during the identification of gemstone. Specific gravity of Realgar is 2.32-2.38 whereas that of Moldavite is 2.32-2.38.