Simpsonite and Amethyst Physical Properties

Simpsonite

Amethyst

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available

2.65

1.5 Fracture

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

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

1.6 Cleavage

None

Indiscernible

1.7 Mohs Hardness

7-7.5

1.8 Chemical Composition

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

SiO₂

Simpsonite and Amethyst Chemical Formula

While comparing Simpsonite and Amethyst 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 Amethyst chemical formula.

Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
Chemical formula of Amethyst- SiO₂

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Simpsonite and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 2.65 whereas that of Amethyst is 2.65.