Nuummite and Pyroxmangite Physical Properties

Nuummite

Pyroxmangite

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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

3.18-3.373.76-3.77

1 7.18

1.5 Fracture

Conchoidal

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on 210

{110} Perfect, {110} Perfect

1.7 Mohs Hardness

5.5-65-6

2 10

1.8 Chemical Composition

Not Available

(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

Nuummite and Pyroxmangite Chemical Formula

While comparing Nuummite and Pyroxmangite 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 Nuummite and Pyroxmangite chemical formula.

Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.

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Nuummite and Pyroxmangite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nuummite and Pyroxmangite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nuummite and Pyroxmangite Optical Properties during the identification of gemstone. Specific gravity of Nuummite is 3.76-3.77 whereas that of Pyroxmangite is 3.76-3.77.