Rosasite and Rossmanite Physical Properties

Rosasite

Rossmanite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Effervesces in cold

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4-4.23

1 7.18

1.5 Fracture

Splintery

Brittle, Metallic

1.6 Cleavage

Perfect on {100} and {010}

None

1.7 Mohs Hardness

4Not Available

2 10

1.8 Chemical Composition

Not Available

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

Rosasite and Rossmanite Chemical Formula

While comparing Rosasite 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 Rosasite and Rossmanite 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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Rosasite and Rossmanite Specific Gravity

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