Friedelite and Stibiotantalite Physical Properties

Friedelite

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

3.06-3.19Not Available

1 7.18

1.5 Fracture

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

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

1.6 Cleavage

{010} Perfect

{???} Perfect

1.7 Mohs Hardness

4-55.5-6

2 10

1.8 Chemical Composition

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

SbTaO 4Ulrich Henn and Claudio C.

Friedelite and Stibiotantalite Chemical Formula

While comparing Friedelite 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 Friedelite and Stibiotantalite chemical formula.

Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.

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Friedelite and Stibiotantalite Specific Gravity

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