Iddingsite and Ruby Physical Properties

Iddingsite

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

2.5-2.83.97-4.05

1 7.18

1.5 Fracture

Not Available

Conchoidal

1.6 Cleavage

{???} Perfect

No true cleavage

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

Al ₂ O ₃

Iddingsite and Ruby Chemical Formula

While comparing Iddingsite 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 Iddingsite and Ruby chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Ruby- Al ₂ O ₃

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Iddingsite and Ruby Specific Gravity

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