Rossmanite and Smithsonite Physical Properties

Rossmanite

Smithsonite

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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

34.00-4.65

1 7.18

1.5 Fracture

Brittle, Metallic

Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

None

Perfect on [1011]

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

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

ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Rossmanite and Smithsonite Chemical Formula

While comparing Rossmanite and Smithsonite 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 Smithsonite 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 Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems Found in America

Rossmanite Vs Serandite

Rossmanite Vs Scolecite

Rossmanite Vs Serpentine

Rossmanite and Smithsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rossmanite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rossmanite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Rossmanite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.