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Crocoite
Crocoite

Plasma
Plasma



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Crocoite
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Plasma

Crocoite and Plasma Physical Properties

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Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

5.90-6.10-9999
1 7.18
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Fracture

Conchoidal
-

Cleavage

{110} Distinct, {001} Indistinct, {100} Indistinct
None

Mohs Hardness

2.5-3-9999
2 10
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Chemical Composition

PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Cu9(AsO4)2(OH)10

Crocoite and Plasma Chemical Formula

While comparing Crocoite and Plasma 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 Crocoite and Plasma chemical formula.

  • Chemical formula of Crocoite- PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
  • Chemical formula of Plasma- Cu9(AsO4)2(OH)10

Crocoite and Plasma Specific Gravity

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