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Mottramite
Mottramite

Elbaite
Elbaite



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Mottramite
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Elbaite

Mottramite and Elbaite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Soluble
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.92.90-3.10
Amber
1 7.18
1.5 Fracture
Sub-Conchoidal, Brittle, Metallic
Uneven, Conchoidal, Brittle, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
1.6 Cleavage
None observed
Poor/indistinct on {1120} and {1011}
1.7 Mohs Hardness
37
Amber
2 10
1.8 Chemical Composition
Not Available
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

Mottramite and Elbaite Chemical Formula

While comparing Mottramite and Elbaite 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 Elbaite chemical formula.

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  • Chemical formula of Elbaite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) More from other references

Mottramite and Elbaite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mottramite and Elbaite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Elbaite Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 2.90-3.10 whereas that of Elbaite is 2.90-3.10.