Prase and Gahnospinel Physical Properties

Prase

Gahnospinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.64-2.693.65-4.55

1 7.18

1.5 Fracture

Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

None, but may exhibit slight parting

1.7 Mohs Hardness

77.5-8

2 10

1.8 Chemical Composition

SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Prase and Gahnospinel Chemical Formula

While comparing Prase 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 Prase and Gahnospinel chemical formula.

Chemical formula of Prase- SiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Compare Blue Gemstones

Prase Vs Sapphire

Prase Vs Sanidine

Prase Vs Rubellite

Prase and Gahnospinel Specific Gravity

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