Scorodite and Gahnite Physical Properties

Scorodite

Gahnite

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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 Available4.00-4.62

1 7.18

1.5 Fracture

Sub-Conchoidal, Splintery

Conchoidal, Uneven

1.6 Cleavage

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

Indistinct parting on [111]

1.7 Mohs Hardness

3.5-47.5-8

2 10

1.8 Chemical Composition

Not Available

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Scorodite and Gahnite Chemical Formula

While comparing Scorodite and Gahnite 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 Gahnite chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Scorodite and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Scorodite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Scorodite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Scorodite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.