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Nephrite
Nephrite

Galena
Galena



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Nephrite
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Galena

Nephrite and Galena Physical Properties

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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
2.90-3.106.23
Amber
1 7.18
1.5 Fracture
Splintery, Granular, Splintery, Granular, Gemstones (2009)
Subconchoidal, Brittle, Metallic
1.6 Cleavage
Not Available
Cubic perfect on [001], parting on [111]
1.7 Mohs Hardness
6-6.52.5-2.75
Amber
2 10
1.8 Chemical Composition
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
PbS

Nephrite and Galena Chemical Formula

While comparing Nephrite 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 Nephrite and Galena chemical formula.

  • Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Galena- PbS

Nephrite and Galena Specific Gravity

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