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Creedite
Creedite

Gahnospinel
Gahnospinel



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Creedite
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Gahnospinel

Creedite and Gahnospinel Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.70
Uneven, Conchoidal
Perfect on {100}
4.5
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
 
-
-
-
3.65-4.55
Conchoidal
None, but may exhibit slight parting
7.5-8
(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Creedite and Gahnospinel Chemical Formula

While comparing Creedite and Gahnospinel 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 Creedite and Gahnospinel chemical formula.

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Creedite and Gahnospinel Specific Gravity

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