Hiddenite and Allanite Physical Properties

Hiddenite

Allanite

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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

3.15-3.213.40-4.20

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

1,2 prismatic

Not Available

1.7 Mohs Hardness

6-7Not Available

2 10

1.8 Chemical Composition

LiAlSi₂O₆

Not Available

Hiddenite and Allanite Chemical Formula

While comparing Hiddenite and Allanite 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 Hiddenite and Allanite chemical formula.

Chemical formula of Hiddenite- LiAlSi₂O₆

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Hiddenite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hiddenite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hiddenite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Hiddenite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.