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Rock Crystal
Rock Crystal

Gahnite
Gahnite



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Rock Crystal
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Gahnite

Rock Crystal and Gahnite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.65
ConchoidalWalter Schumann
None
7
SiO 2Walter Schumann , Gemstones of the world (2001)
 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Rock Crystal and Gahnite Chemical Formula

While comparing Rock Crystal 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 Rock Crystal and Gahnite chemical formula.

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Rock Crystal and Gahnite Specific Gravity

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