Allanite and Simpsonite Physical Properties

Allanite

Simpsonite

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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

3.40-4.20Not Available

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

None

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

Not Available

Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

Allanite and Simpsonite Chemical Formula

While comparing Allanite and Simpsonite 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 Allanite and Simpsonite chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.

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Allanite and Simpsonite Specific Gravity

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