Jet and Gahnite Physical Properties

Jet

Gahnite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

1.19-1.354.00-4.62

1 7.18

1.5 Fracture

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references

Conchoidal, Uneven

1.6 Cleavage

Not Available

Indistinct parting on [111]

1.7 Mohs Hardness

2.5-47.5-8

2 10

1.8 Chemical Composition

Not Available

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

Jet and Gahnite Chemical Formula

While comparing Jet 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 Jet and Gahnite chemical formula.

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

Compare Gems for Capricorn » More

Jet Vs Tigers Eye

Jet Vs Aqua Aura

Jet Vs Apache Tear

» More

More Compare Gems for Capricorn

Jet and Gahnite Specific Gravity

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