Nickeline and Aegirine Physical Properties

Nickeline

Aegirine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.50-3.60

1 7.18

1.5 Fracture

Conchoidal, Uneven

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

1.7 Mohs Hardness

5-5.56

2 10

1.8 Chemical Composition

Not Available

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Nickeline and Aegirine Chemical Formula

While comparing Nickeline and Aegirine 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 Nickeline and Aegirine chemical formula.

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

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Nickeline and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.