Ametrine and Gibbsite Physical Properties

Ametrine

Gibbsite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.35

1 7.18

1.5 Fracture

Not Available

Fibrous, Difficult, Fibrous

1.6 Cleavage

Indiscernible

{001} Perfect

1.7 Mohs Hardness

72.5-3

2 10

1.8 Chemical Composition

SiO₂

Al(OH)3

Ametrine and Gibbsite Chemical Formula

While comparing Ametrine and Gibbsite 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 Ametrine and Gibbsite chemical formula.

Chemical formula of Ametrine- SiO₂
Chemical formula of Gibbsite- Al(OH)3

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Ametrine and Gibbsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ametrine and Gibbsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ametrine and Gibbsite Optical Properties during the identification of gemstone. Specific gravity of Ametrine is 2.35 whereas that of Gibbsite is 2.35.