Tortoiseshell and Rock Crystal Physical Properties

Tortoiseshell

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

1.25-1.352.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

1.7 Mohs Hardness

Not Available7

2 10

1.8 Chemical Composition

Not Available

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

Tortoiseshell and Rock Crystal Chemical Formula

While comparing Tortoiseshell 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 Tortoiseshell and Rock Crystal chemical formula.

Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)

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Tortoiseshell and Rock Crystal Specific Gravity

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