Rossmanite and Kunzite Physical Properties

Rossmanite

Kunzite

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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

33.15-3.21

1 7.18

1.5 Fracture

Brittle, Metallic

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

1,2 prismatic

1.7 Mohs Hardness

Not Available6-7

2 10

1.8 Chemical Composition

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

LiAlSi₂O₆

Rossmanite and Kunzite Chemical Formula

While comparing Rossmanite and Kunzite 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 Kunzite chemical formula.

Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Kunzite- LiAlSi₂O₆

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Rossmanite and Kunzite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Kunzite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Kunzite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 3.15-3.21 whereas that of Kunzite is 3.15-3.21.