Ruby and Anthophyllite Physical Properties

Ruby

Anthophyllite

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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

3.97-4.052.9-3.5

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

No true cleavage

{110} Perfect, {???} Distinct, {???} Distinct

1.7 Mohs Hardness

95.5-6

2 10

1.8 Chemical Composition

Al ₂ O ₃

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Ruby and Anthophyllite Chemical Formula

While comparing Ruby and Anthophyllite 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 Anthophyllite chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Anthophyllite- (Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

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Ruby and Anthophyllite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Anthophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Anthophyllite Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.9-3.5 whereas that of Anthophyllite is 2.9-3.5.