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Chrome-Chalcedony
Chrome-Chalcedony

Galena
Galena



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Chrome-Chalcedony
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Galena

Chrome-Chalcedony and Galena Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.55-2.70
6.23
1.5 Fracture
Not Available
Subconchoidal, Brittle, Metallic
1.6 Cleavage
Not Available
Cubic perfect on [001], parting on [111]
1.7 Mohs Hardness
6.5-7
2.5-2.75
1.8 Chemical Composition
SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
PbS

Chrome-Chalcedony and Galena Chemical Formula

While comparing Chrome-Chalcedony and Galena 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 Galena chemical formula.

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

Chrome-Chalcedony and Galena Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrome-Chalcedony and Galena Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrome-Chalcedony and Galena Optical Properties during the identification of gemstone. Specific gravity of Chrome-Chalcedony is 6.23 whereas that of Galena is 6.23.