Chrome-Chalcedony and Hemimorphite Physical Properties

Chrome-Chalcedony

Hemimorphite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.55-2.703.30-3.50

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {110}, poor on {101}, {001} rare

1.7 Mohs Hardness

6.5-75

2 10

1.8 Chemical Composition

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)

Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chrome-Chalcedony and Hemimorphite Chemical Formula

While comparing Chrome-Chalcedony and Hemimorphite 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 Chrome-Chalcedony and Hemimorphite chemical formula.

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Chemical formula of Hemimorphite- Zn 4Si 2O 7(OH) 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chrome-Chalcedony and Hemimorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Hemimorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Hemimorphite Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.30-3.50 whereas that of Hemimorphite is 3.30-3.50.