Gibbsite and Nickeline Physical Properties

Gibbsite

Nickeline

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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

2.35Not Available

1 7.18

1.5 Fracture

Fibrous, Difficult, Fibrous

Conchoidal, Uneven

1.6 Cleavage

{001} Perfect

{1010} Imperfect, {0001} Imperfect

1.7 Mohs Hardness

2.5-35-5.5

2 10

1.8 Chemical Composition

Al(OH)3

Not Available

Gibbsite and Nickeline Chemical Formula

While comparing Gibbsite and Nickeline 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 Gibbsite and Nickeline chemical formula.

Chemical formula of Gibbsite- Al(OH)3

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Gibbsite and Nickeline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gibbsite and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gibbsite and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Gibbsite is Not Available whereas that of Nickeline is Not Available.