Sard and Hodgkinsonite Physical Properties

Sard

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

2.58-2.634.06-4.08

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

{???} Perfect

1.7 Mohs Hardness

6.5-74.5-5

2 10

1.8 Chemical Composition

SiO 2Ulrich Henn and Claudio C.

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

Sard and Hodgkinsonite Chemical Formula

While comparing Sard 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 Sard and Hodgkinsonite chemical formula.

Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
Chemical formula of Hodgkinsonite- Mn2+ Zn 2SiO 4(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Sard and Hodgkinsonite Specific Gravity

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