Rossmanite and Kainite Physical Properties

Rossmanite

Kainite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

32.15

1 7.18

1.5 Fracture

Brittle, Metallic

Splintery, Conchoidal, Brittle

1.6 Cleavage

None

{001}, perfect

1.7 Mohs Hardness

Not Available2.5-3

2 10

1.8 Chemical Composition

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

Not Available

Rossmanite and Kainite Chemical Formula

While comparing Rossmanite and Kainite 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 Rossmanite and Kainite chemical formula.

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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Rossmanite and Kainite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Kainite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Kainite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 2.15 whereas that of Kainite is 2.15.