Pyroxmangite and Siderite Physical Properties

Pyroxmangite

Siderite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.76-3.773.83-3.89

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, UnevenArthur Thomas, Brittle

1.6 Cleavage

{110} Perfect, {110} Perfect

Perfect on {01 1 1}

1.7 Mohs Hardness

5-63.5-4.5

2 10

1.8 Chemical Composition

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

Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Pyroxmangite and Siderite Chemical Formula

While comparing Pyroxmangite and Siderite 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 Pyroxmangite and Siderite chemical formula.

Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Pyroxmangite and Siderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pyroxmangite and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyroxmangite and Siderite Optical Properties during the identification of gemstone. Specific gravity of Pyroxmangite is 3.83-3.89 whereas that of Siderite is 3.83-3.89.