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Hercynite
Hercynite

Nephrite
Nephrite



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Hercynite
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Nephrite

Hercynite and Nephrite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.392.90-3.10
Amber
1 7.18
1.5 Fracture
ConchoidalGemdat.org, Uneven
Splintery, Granular, Splintery, Granular, Gemstones (2009)
1.6 Cleavage
{111} Indistinct, {111} Indistinct, {111} Indistinct
Not Available
1.7 Mohs Hardness
7.5-86-6.5
Amber
2 10
1.8 Chemical Composition
Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Hercynite and Nephrite Chemical Formula

While comparing Hercynite and Nephrite 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 Hercynite and Nephrite chemical formula.

  • Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)
  • Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Hercynite and Nephrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hercynite and Nephrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hercynite and Nephrite Optical Properties during the identification of gemstone. Specific gravity of Hercynite is 2.90-3.10 whereas that of Nephrite is 2.90-3.10.