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Gahnospinel
Gahnospinel

Tourmaline
Tourmaline



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Gahnospinel
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Tourmaline

Gahnospinel and Tourmaline Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.65-4.55
Conchoidal
None, but may exhibit slight parting
7.5-8
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
 
-
-
-
2.85-3.35
Uneven, Conchoidal
Indistinct
7-7.5
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Gahnospinel and Tourmaline Chemical Formula

While comparing Gahnospinel and 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 Gahnospinel and Tourmaline chemical formula.

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Gahnospinel and Tourmaline Specific Gravity

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