Simpsonite and Goshenite Physical Properties

Simpsonite

Goshenite

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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 Available2.60-2.90

1 7.18

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

3,1 basal

1.7 Mohs Hardness

7-7.57.5-8

2 10

1.8 Chemical Composition

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

Be₃Al₂SiO₆

Simpsonite and Goshenite Chemical Formula

While comparing Simpsonite and Goshenite 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 Simpsonite and Goshenite chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Goshenite- Be₃Al₂SiO₆

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Simpsonite and Goshenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Goshenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Goshenite Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 2.60-2.90 whereas that of Goshenite is 2.60-2.90.