Andradite and Stibiotantalite Physical Properties

Andradite

Stibiotantalite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-4.10Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven, Conchoidal, Brittle, ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

none

{???} Perfect

1.7 Mohs Hardness

6.5-75.5-6

2 10

1.8 Chemical Composition

Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

SbTaO 4Ulrich Henn and Claudio C.

Andradite and Stibiotantalite Chemical Formula

While comparing Andradite 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 Andradite and Stibiotantalite chemical formula.

Chemical formula of Andradite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.

Compare Green Gemstones

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Andradite and Stibiotantalite Specific Gravity

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