Shattuckite and Spinel Physical Properties

Shattuckite

Spinel

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

none

1.3 Durability

Not Available

1.4 Specific Gravity

3.80-4.153.64-3.66

1 7.18

1.5 Fracture

Uneven, UnevenArthur Thomas, Gemstones (2009)

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

perfect along [010] and [100]

None, but may exhibit slight parting

1.7 Mohs Hardness

3.5-48

2 10

1.8 Chemical Composition

Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

MgAl₂O₄

Shattuckite and Spinel Chemical Formula

While comparing Shattuckite and Spinel 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 Shattuckite and Spinel chemical formula.

Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Spinel- MgAl₂O₄

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Shattuckite and Spinel Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shattuckite and Spinel Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shattuckite and Spinel Optical Properties during the identification of gemstone. Specific gravity of Shattuckite is 3.64-3.66 whereas that of Spinel is 3.64-3.66.