Hodgkinsonite and Nephrite Physical Properties

Hodgkinsonite

Nephrite

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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

4.06-4.082.90-3.10

1 7.18

1.5 Fracture

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

Splintery, Granular, Splintery, Granular, Gemstones (2009)

1.6 Cleavage

{???} Perfect

Not Available

1.7 Mohs Hardness

4.5-56-6.5

2 10

1.8 Chemical Composition

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

Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Hodgkinsonite and Nephrite Chemical Formula

While comparing Hodgkinsonite and Nephrite 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 Hodgkinsonite and Nephrite chemical formula.

Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

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Hodgkinsonite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hodgkinsonite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hodgkinsonite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Hodgkinsonite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.