Rosasite and Tantalite Physical Properties

Rosasite

Tantalite

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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

4-4.25.2

1 7.18

1.5 Fracture

Splintery

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {100} and {010}

Good in one direction

1.7 Mohs Hardness

46-6.5

2 10

1.8 Chemical Composition

Not Available

(Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

Rosasite and Tantalite Chemical Formula

While comparing Rosasite and Tantalite 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 Tantalite chemical formula.

Chemical formula of Tantalite- (Fe,Mn)Ta 2O 6Walter Schumann , Gemstones of the world (2001) More from other references

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Rosasite and Tantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Rosasite and Tantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rosasite and Tantalite Optical Properties during the identification of gemstone. Specific gravity of Rosasite is 5.2 whereas that of Tantalite is 5.2.