Ruby and Agate Physical Properties

Ruby

Agate

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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

3.97-4.052.60-2.64

1 7.18

1.5 Fracture

Conchoidal

Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

No true cleavage

Indiscernible

1.7 Mohs Hardness

96.5-7

2 10

1.8 Chemical Composition

Al ₂ O ₃

SiO₂

Ruby and Agate Chemical Formula

While comparing Ruby and Agate 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 Agate chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Agate- SiO₂

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Ruby and Agate Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Agate Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Agate Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.60-2.64 whereas that of Agate is 2.60-2.64.