Chrome-Chalcedony and Chrome Pyrope Physical Properties

Chrome-Chalcedony

Chrome Pyrope

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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

2.55-2.703.62-3.80

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

Not Available

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

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

Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

Chrome-Chalcedony and Chrome Pyrope Chemical Formula

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

Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
Chemical formula of Chrome Pyrope- Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)

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Chrome-Chalcedony and Chrome Pyrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Chrome Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Chrome Pyrope Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 3.62-3.80 whereas that of Chrome Pyrope is 3.62-3.80.