Ruby and Eosphorite Physical Properties

Ruby

Eosphorite

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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

3.97-4.053.05-3.08

1 7.18

1.5 Fracture

Conchoidal

Subconchoidal, Uneven, Conchoidal, Uneven

1.6 Cleavage

No true cleavage

Poor on {100}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al ₂ O ₃

Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Ruby and Eosphorite Chemical Formula

While comparing Ruby and Eosphorite 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 Eosphorite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Eosphorite- Mn2+ Al(PO 4)(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

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Ruby and Eosphorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Eosphorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Eosphorite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.05-3.08 whereas that of Eosphorite is 3.05-3.08.