Allanite and Nickeline Physical Properties

Allanite

Nickeline

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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

3.40-4.20Not Available

1 7.18

1.5 Fracture

Not Available

Conchoidal, Uneven

1.6 Cleavage

Not Available

{1010} Imperfect, {0001} Imperfect

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

Not Available

Allanite and Nickeline Chemical Formula

While comparing Allanite and Nickeline 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 Nickeline chemical formula.

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Allanite and Nickeline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Allanite is Not Available whereas that of Nickeline is Not Available.