×

Purpurite
Purpurite

Crocoite
Crocoite



ADD
Compare
X
Purpurite
X
Crocoite

Purpurite and Crocoite 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
3.2-3.45.90-6.10
Amber
1 7.18
1.5 Fracture
Uneven, UnevenArthur Thomas, Gemstones (2009), Brittle
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).
1.6 Cleavage
[100] [001] perfect
{110} Distinct, {001} Indistinct, {100} Indistinct
1.7 Mohs Hardness
4-4.52.5-3
Amber
2 10
1.8 Chemical Composition
MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Purpurite and Crocoite Chemical Formula

While comparing Purpurite and Crocoite 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 Purpurite and Crocoite chemical formula.

  • Chemical formula of Purpurite- MnPO 4Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Crocoite- PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Purpurite and Crocoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Purpurite and Crocoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Purpurite and Crocoite Optical Properties during the identification of gemstone. Specific gravity of Purpurite is 5.90-6.10 whereas that of Crocoite is 5.90-6.10.