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Friedelite
Friedelite

Verdite
Verdite



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Friedelite
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Verdite

Friedelite and Verdite 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
3.06-3.192.80-3.0
Amber
1 7.18
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven
Not Available
1.6 Cleavage
{010} Perfect
{110} Good
1.7 Mohs Hardness
4-53
Amber
2 10
1.8 Chemical Composition
Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
NaFeS2•2(H2O)

Friedelite and Verdite Chemical Formula

While comparing Friedelite and Verdite 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 Friedelite and Verdite chemical formula.

  • Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.
  • Chemical formula of Verdite- NaFeS2•2(H2O)

Friedelite and Verdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Friedelite and Verdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Friedelite and Verdite Optical Properties during the identification of gemstone. Specific gravity of Friedelite is 2.80-3.0 whereas that of Verdite is 2.80-3.0.