Ruby and Magnesite Physical Properties

Ruby

Magnesite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

Effervesces in hot HCl

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.052.92-3.12

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

No true cleavage

[10 1 1] perfect

1.7 Mohs Hardness

93.5-4.5

2 10

1.8 Chemical Composition

Al ₂ O ₃

MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Ruby and Magnesite Chemical Formula

While comparing Ruby and Magnesite 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 Magnesite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Magnesite- MgCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Ruby and Magnesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Magnesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Magnesite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.92-3.12 whereas that of Magnesite is 2.92-3.12.