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Jacobsite
Jacobsite

Mottramite
Mottramite



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Jacobsite
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Mottramite

Jacobsite and Mottramite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
4.76-5.03
Conchoidal
None
5.5-6.5
(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
 
Brittle
Soluble
-
5.9
Sub-Conchoidal
None observed
3
PbCu(VO4)(OH)

Jacobsite and Mottramite Chemical Formula

While comparing Jacobsite and Mottramite 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 Jacobsite and Mottramite chemical formula.

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Jacobsite and Mottramite Specific Gravity

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