Simpsonite and Ruby Physical Properties

Simpsonite

Ruby

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available3.97-4.05

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Conchoidal

1.6 Cleavage

None

No true cleavage

1.7 Mohs Hardness

7-7.59

2 10

1.8 Chemical Composition

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Al ₂ O ₃

Simpsonite and Ruby Chemical Formula

While comparing Simpsonite 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 Simpsonite and Ruby chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Ruby- Al ₂ O ₃

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Simpsonite and Ruby Specific Gravity

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