Allanite and Pearl Physical Properties

Allanite

Pearl

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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

3.40-4.202.60-2.85

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

none

1.7 Mohs Hardness

Not Available2.5-4.5

2 10

1.8 Chemical Composition

Not Available

Allanite and Pearl Chemical Formula

While comparing Allanite and Pearl 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 Pearl chemical formula.

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Allanite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Allanite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.