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Cobaltite
Cobaltite

Pyromorphite
Pyromorphite



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Cobaltite
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Pyromorphite

Cobaltite and Pyromorphite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
6.36.5-7.1
Amber
1 7.18
1.5 Fracture
UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic
Uneven, ConchoidalArthur Thomas, Brittle, Metallic
1.6 Cleavage
{100} Good, {010} Good, {001} Good
Imperfect- [10 1 1]
1.7 Mohs Hardness
5.53.5-4
Amber
2 10
1.8 Chemical Composition
CoAsSAnthony et al , Handbook of mineralogy (2001)
Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Cobaltite and Pyromorphite Chemical Formula

While comparing Cobaltite and Pyromorphite 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 Cobaltite and Pyromorphite chemical formula.

  • Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
  • Chemical formula of Pyromorphite- Pb 5(PO 4) 3ClArthur Thomas , Gemstones (2009)

Cobaltite and Pyromorphite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cobaltite and Pyromorphite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cobaltite and Pyromorphite Optical Properties during the identification of gemstone. Specific gravity of Cobaltite is 6.5-7.1 whereas that of Pyromorphite is 6.5-7.1.