Stibiotantalite and Hollandite Physical Properties

Stibiotantalite

Hollandite

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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

Not Available5.05

1 7.18

1.5 Fracture

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

Brittle, Metallic

1.6 Cleavage

{???} Perfect

Distinct / Good, Prismatic

1.7 Mohs Hardness

5.5-64-6

2 10

1.8 Chemical Composition

SbTaO 4Ulrich Henn and Claudio C.

Ba(Mn++++,Mn++)8O16

Stibiotantalite and Hollandite Chemical Formula

While comparing Stibiotantalite and Hollandite 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 Hollandite chemical formula.

Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

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Stibiotantalite and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 5.05 whereas that of Hollandite is 5.05.