Nickeline and Diopside Physical Properties

Nickeline

Diopside

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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 Available3.22-3.40

1 7.18

1.5 Fracture

Conchoidal, Uneven

Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

Distinct/good on {110}

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

Not Available

CaMgSi₂O₆

Nickeline and Diopside Chemical Formula

While comparing Nickeline and Diopside 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 Diopside chemical formula.

Chemical formula of Diopside- CaMgSi₂O₆

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Nickeline and Diopside Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Diopside Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Diopside Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 3.22-3.40 whereas that of Diopside is 3.22-3.40.