Stibiotantalite and Wulfenite Physical Properties

Stibiotantalite

Wulfenite

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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

Not Available6.50-7.00

1 7.18

1.5 Fracture

ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Irregular, Brittle, Conchoidal

1.6 Cleavage

{???} Perfect

On {011}, distinct; on {001}, {013}, indistinct

1.7 Mohs Hardness

5.5-63

2 10

1.8 Chemical Composition

SbTaO 4Ulrich Henn and Claudio C.

PbMoO 4Walter Schumann , Gemstones of the world (2001)

Stibiotantalite and Wulfenite Chemical Formula

While comparing Stibiotantalite and Wulfenite 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 Stibiotantalite and Wulfenite chemical formula.

Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Chemical formula of Wulfenite- PbMoO 4Walter Schumann , Gemstones of the world (2001)

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Stibiotantalite and Wulfenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Wulfenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Wulfenite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 6.50-7.00 whereas that of Wulfenite is 6.50-7.00.