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Chrome-Chalcedony
Chrome-Chalcedony

Pleonast
Pleonast



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Chrome-Chalcedony
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Pleonast

Chrome-Chalcedony and Pleonast Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.55-2.70-9999
1 7.18
👆🏻

Fracture

-
-

Cleavage

None
Perfect

Mohs Hardness

6.5-7-9999
2 10
👆🏻

Chemical Composition

SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
MgAl2O4

Chrome-Chalcedony and Pleonast Chemical Formula

While comparing Chrome-Chalcedony and Pleonast 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 Pleonast chemical formula.

  • Chemical formula of Chrome-Chalcedony- SiO 2 (with trace Cr minerals) Gemdat.org , Management Team (2012)
  • Chemical formula of Pleonast- MgAl2O4

Chrome-Chalcedony and Pleonast Specific Gravity

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