Simpsonite and Nuummite Physical Properties

Simpsonite

Nuummite

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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 Available3.18-3.37

1 7.18

1.5 Fracture

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

Conchoidal

1.6 Cleavage

None

Perfect on 210

1.7 Mohs Hardness

7-7.55.5-6

2 10

1.8 Chemical Composition

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

Not Available

Simpsonite and Nuummite Chemical Formula

While comparing Simpsonite and Nuummite 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 Nuummite chemical formula.

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

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Simpsonite and Nuummite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Simpsonite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.