Gahnospinel and Edenite Physical Properties

Gahnospinel

Edenite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.553.05-3.37

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

None, but may exhibit slight parting

Good on (110)

1.7 Mohs Hardness

7.5-85-6

2 10

1.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

NaCa2Mg5Si7AlO22(OH)2

Gahnospinel and Edenite Chemical Formula

While comparing Gahnospinel and Edenite 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 Edenite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2

Compare Blue Gemstones

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Gahnospinel Vs Hydrogrossular

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel and Edenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Edenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Edenite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 3.05-3.37 whereas that of Edenite is 3.05-3.37.