Amazonite and Rossmanite Physical Properties

Amazonite

Rossmanite

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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

2.55-2.573

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Brittle, Metallic

1.6 Cleavage

2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal

None

1.7 Mohs Hardness

6-6.5Not Available

2 10

1.8 Chemical Composition

KAlSi₃O₈

◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Amazonite and Rossmanite Chemical Formula

While comparing Amazonite and Rossmanite 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 Amazonite and Rossmanite chemical formula.

Chemical formula of Amazonite- KAlSi₃O₈
Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

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Amazonite and Rossmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amazonite and Rossmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amazonite and Rossmanite Optical Properties during the identification of gemstone. Specific gravity of Amazonite is 3 whereas that of Rossmanite is 3.