Scorodite and Poudretteite Physical Properties

Scorodite

Poudretteite

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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

Not Available2.51-2.53

1 7.18

1.5 Fracture

Sub-Conchoidal, Splintery

Conchoidal, Splintery

1.6 Cleavage

{201} Imperfect, {100} Poor, {001} Poor

None

1.7 Mohs Hardness

3.5-45

2 10

1.8 Chemical Composition

Not Available

KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

Scorodite and Poudretteite Chemical Formula

While comparing Scorodite and Poudretteite 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 Scorodite and Poudretteite chemical formula.

Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

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Scorodite and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scorodite and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scorodite and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Scorodite is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.