Umbalite and Shattuckite Physical Properties

Umbalite

Shattuckite

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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

3.62-4.333.80-4.15

1 7.18

1.3 Fracture

Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)

Uneven, UnevenArthur Thomas, Gemstones (2009)

1.5 Cleavage

Not Available

perfect along [010] and [100]

1.6 Mohs Hardness

7-7.53.5-4

2 10

1.11 Chemical Composition

Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)

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

Umbalite and Shattuckite Chemical Formula

While comparing Umbalite and Shattuckite 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 Umbalite and Shattuckite chemical formula.

Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
Chemical formula of Shattuckite- Cu 5(SiO 3) 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Umbalite and Shattuckite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Shattuckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Shattuckite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 3.80-4.15 whereas that of Shattuckite is 3.80-4.15.