Clinozoisite and Gahnospinel Physical Properties

Clinozoisite

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

3.21-3.383.65-4.55

1 7.18

1.5 Fracture

Irregular/uneven, Uneven

ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect on {001}

None, but may exhibit slight parting

1.7 Mohs Hardness

6-77.5-8

2 10

1.8 Chemical Composition

Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references

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

Clinozoisite and Gahnospinel Chemical Formula

While comparing Clinozoisite 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 Clinozoisite and Gahnospinel chemical formula.

Chemical formula of Clinozoisite- Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

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Clinozoisite and Gahnospinel Specific Gravity

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