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Chrome-Chalcedony
Chrome-Chalcedony

Amethyst
Amethyst



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Chrome-Chalcedony
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Amethyst

Chrome-Chalcedony and Amethyst Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
insoluble in common solvents
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.55-2.70
2.65
1.5 Fracture
Not Available
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Not Available
Indiscernible
1.7 Mohs Hardness
6.5-7
7
1.8 Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
SiO2

Chrome-Chalcedony and Amethyst Chemical Formula

While comparing Chrome-Chalcedony and Amethyst 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 Amethyst chemical formula.

  • Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
  • Chemical formula of Amethyst- SiO2

Chrome-Chalcedony and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 2.65 whereas that of Amethyst is 2.65.