Realgar and Rock Crystal Physical Properties

Realgar

Rock Crystal

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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

3.56

2.65

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 Available

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

SiO 2Walter Schumann , Gemstones of the world (2001)

Realgar and Rock Crystal Chemical Formula

While comparing Realgar and Rock Crystal 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 Rock Crystal chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

Compare Red Gemstones

Realgar Vs Sarcopside

Realgar Vs Rutile

Realgar Vs Ruby

Realgar and Rock Crystal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Realgar and Rock Crystal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Realgar and Rock Crystal Optical Properties during the identification of gemstone. Specific gravity of Realgar is 2.65 whereas that of Rock Crystal is 2.65.