Nickeline and Edenite Physical Properties

Nickeline

Edenite

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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 Available3.05-3.37

1 7.18

1.5 Fracture

Conchoidal, Uneven

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Good on (110)

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

Not Available

NaCa2Mg5Si7AlO22(OH)2

Nickeline and Edenite Chemical Formula

While comparing Nickeline and Edenite 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 Edenite chemical formula.

Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2

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Nickeline and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Edenite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 3.05-3.37 whereas that of Edenite is 3.05-3.37.