Ruby and Pyroxmangite Physical Properties

Ruby

Pyroxmangite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.053.76-3.77

1 7.18

1.5 Fracture

Conchoidal

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

No true cleavage

{110} Perfect, {110} Perfect

1.7 Mohs Hardness

95-6

2 10

1.8 Chemical Composition

Al ₂ O ₃

(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Ruby and Pyroxmangite Chemical Formula

While comparing Ruby and Pyroxmangite 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 Ruby and Pyroxmangite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

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Ruby and Pyroxmangite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Pyroxmangite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Pyroxmangite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.76-3.77 whereas that of Pyroxmangite is 3.76-3.77.