Iolite and Stibiotantalite Physical Properties

Iolite

Stibiotantalite

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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

2.6-2.7Not Available

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

3,1

{???} Perfect

1.7 Mohs Hardness

7-7.55.5-6

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

SbTaO 4Ulrich Henn and Claudio C.

Iolite and Stibiotantalite Chemical Formula

While comparing Iolite and Stibiotantalite 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 Iolite and Stibiotantalite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.

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Iolite and Stibiotantalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Iolite is Not Available whereas that of Stibiotantalite is Not Available.