Stibiotantalite and Montebrasite Physical Properties

Stibiotantalite

Montebrasite

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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 Available2.98-3.10

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

{???} Perfect

{100} Perfect, {110} Good, {011} Distinct

1.7 Mohs Hardness

5.5-65.5-6

2 10

1.8 Chemical Composition

SbTaO 4Ulrich Henn and Claudio C.

LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

Stibiotantalite and Montebrasite Chemical Formula

While comparing Stibiotantalite and Montebrasite 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 Montebrasite chemical formula.

Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

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Stibiotantalite and Montebrasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Stibiotantalite and Montebrasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Stibiotantalite and Montebrasite Optical Properties during the identification of gemstone. Specific gravity of Stibiotantalite is 2.98-3.10 whereas that of Montebrasite is 2.98-3.10.