Uvite and Hodgkinsonite Physical Properties

Uvite

Hodgkinsonite

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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

2.97-3.144.06-4.08

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

{1011} Indistinct

{???} Perfect

1.7 Mohs Hardness

Not Available4.5-5

2 10

1.8 Chemical Composition

Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Uvite and Hodgkinsonite Chemical Formula

While comparing Uvite and Hodgkinsonite 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 Uvite and Hodgkinsonite chemical formula.

Chemical formula of Uvite- Ca(Mg 3)MgAl 5(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Uvite and Hodgkinsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Uvite and Hodgkinsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Uvite and Hodgkinsonite Optical Properties during the identification of gemstone. Specific gravity of Uvite is 4.06-4.08 whereas that of Hodgkinsonite is 4.06-4.08.