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Mottramite and Hurlbutite Physical Properties


Hurlbutite and Mottramite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Soluble   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
5.9   
2.90   

Fracture
Sub-Conchoidal, Brittle, Metallic   
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal   

Cleavage
None observed   
None   

Mohs Hardness
3   
6   

Chemical Composition
Not Available   
CaBe 2(PO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Mottramite and Hurlbutite Chemical Formula

While comparing Mottramite and Hurlbutite 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 Mottramite and Hurlbutite chemical formula.

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Mottramite and Hurlbutite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mottramite and Hurlbutite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Hurlbutite Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 2.90 whereas that of Hurlbutite is 2.90.

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Brown Gemstones


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