Diopside and Ruby Physical Properties

Diopside

Ruby

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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

3.22-3.403.97-4.05

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

Distinct/good on {110}

No true cleavage

1.7 Mohs Hardness

5-69

2 10

1.8 Chemical Composition

CaMgSi₂O₆

Al ₂ O ₃

Diopside and Ruby Chemical Formula

While comparing Diopside and Ruby 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 Diopside and Ruby chemical formula.

Chemical formula of Diopside- CaMgSi₂O₆
Chemical formula of Ruby- Al ₂ O ₃

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Diopside and Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is Diopside and Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diopside and Ruby Optical Properties during the identification of gemstone. Specific gravity of Diopside is 3.97-4.05 whereas that of Ruby is 3.97-4.05.