Gahnite and Beudantite Physical Properties

Gahnite

Beudantite

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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

4.00-4.624.48

1 7.18

1.5 Fracture

Conchoidal, Uneven

Brittle, Metallic, Brittle, Metallic

1.6 Cleavage

Indistinct parting on [111]

distinct; good on {0001}

1.7 Mohs Hardness

7.5-83.5-4.5

2 10

1.8 Chemical Composition

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

PbFe+++3(AsO4)(SO4)(OH)6

Gahnite and Beudantite Chemical Formula

While comparing Gahnite and Beudantite 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 Gahnite and Beudantite chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Beudantite- PbFe+++3(AsO4)(SO4)(OH)6

Compare Blue Gemstones

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Gahnite Vs Howlite

Gahnite and Beudantite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Beudantite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Beudantite Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 4.48 whereas that of Beudantite is 4.48.