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Crocoite and Annabergite Physical Properties


Annabergite and Crocoite Physical Properties


Physical Properties

Tenacity
Not Available   
Sectile   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.90-6.10   
3.07   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).   
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic   

Cleavage
{110} Distinct, {001} Indistinct, {100} Indistinct   
Perfect on {010}, indistinct on {100} and {102}   

Mohs Hardness
2.5-3   
2   

Chemical Composition
PbCrO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
Ni3(AsO4)2•8(H2O)   

Optical Properties >>
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Crocoite and Annabergite Chemical Formula

While comparing Crocoite and Annabergite 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 Annabergite chemical formula.

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Crocoite and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Crocoite and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crocoite and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Crocoite is 3.07 whereas that of Annabergite is 3.07.

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