Prasiolite and Gahnospinel Physical Properties

Prasiolite

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.65-4.55

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

3,1

None, but may exhibit slight parting

1.7 Mohs Hardness

77.5-8

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Prasiolite and Gahnospinel Chemical Formula

While comparing Prasiolite 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 Prasiolite and Gahnospinel chemical formula.

Chemical formula of Prasiolite- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Prasiolite and Gahnospinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Prasiolite and Gahnospinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Prasiolite and Gahnospinel Optical Properties during the identification of gemstone. Specific gravity of Prasiolite is 3.65-4.55 whereas that of Gahnospinel is 3.65-4.55.