Allanite and Smoky Quartz Physical Properties

Allanite

Smoky Quartz

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.40-4.202.65

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

{0110} Indistinct

1.7 Mohs Hardness

Not Available7

2 10

1.8 Chemical Composition

Not Available

SiO₂

Allanite and Smoky Quartz Chemical Formula

While comparing Allanite and Smoky Quartz 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 Allanite and Smoky Quartz chemical formula.

Chemical formula of Smoky Quartz- SiO₂

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Allanite and Smoky Quartz Specific Gravity

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