Stibiotantalite and Esperite Physical Properties

Stibiotantalite

Esperite

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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 Available4.28-4.42

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{???} Perfect

Distinct on [010] and [100] poor on [101]

1.7 Mohs Hardness

5.5-65-5.5

2 10

1.8 Chemical Composition

SbTaO 4Ulrich Henn and Claudio C.

PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

Stibiotantalite and Esperite Chemical Formula

While comparing Stibiotantalite and Esperite 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 Esperite chemical formula.

Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Chemical formula of Esperite- PbCa 3Zn 4(SiO 4) 4Anthony et al , Handbook of mineralogy (2001)

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Stibiotantalite and Esperite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Esperite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Esperite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 4.28-4.42 whereas that of Esperite is 4.28-4.42.