Gahnite and Rubellite Tourmaline Physical Properties

Gahnite

Rubellite Tourmaline

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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

4.00-4.62Not Available

1 7.18

1.5 Fracture

Conchoidal, Uneven

Not Available

1.6 Cleavage

Indistinct parting on [111]

None

1.7 Mohs Hardness

7.5-82.5-3

2 10

1.8 Chemical Composition

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

Gahnite and Rubellite Tourmaline Chemical Formula

While comparing Gahnite and Rubellite Tourmaline 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 Rubellite Tourmaline chemical formula.

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

Compare Blue Gemstones

Gahnite Vs Howlite

Gahnite Vs Hydrogrossular

Gahnite Vs Indicolite Blue Tourmaline

Gahnite and Rubellite Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Rubellite Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Rubellite Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Gahnite is Not Available whereas that of Rubellite Tourmaline is Not Available.