Allanite and Shigaite Physical Properties

Allanite

Shigaite

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1 Physical Properties

1.1 Tenacity

Not Available

Moderately ﬂexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.40-4.202.32

1 7.18

1.5 Fracture

Not Available

Flexible Flexible fragments.

1.6 Cleavage

Not Available

Perfect on {0001}

1.7 Mohs Hardness

Not Available2

2 10

1.8 Chemical Composition

Not Available

Allanite and Shigaite Chemical Formula

While comparing Allanite and Shigaite 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 Shigaite chemical formula.

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Allanite and Shigaite Specific Gravity

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