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Mottramite
Mottramite

Smaragdite
Smaragdite



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Mottramite
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Smaragdite

Mottramite and Smaragdite Physical Properties

Physical Properties

Tenacity

Brittle
-

Solubility

Soluble
-

Durability

-
-

Specific Gravity

5.93.24-3.50
1 7.18
👆🏻

Fracture

Sub-Conchoidal
-

Cleavage

None observed
None

Mohs Hardness

35.5
2 10
👆🏻

Chemical Composition

PbCu(VO4)(OH)
NaCa2(Al,Fe)3Si6O18(OH)4

Mottramite and Smaragdite Chemical Formula

While comparing Mottramite and Smaragdite 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 Smaragdite chemical formula.

  • Chemical formula of Mottramite- PbCu(VO4)(OH)
  • Chemical formula of Smaragdite- NaCa2(Al,Fe)3Si6O18(OH)4

Mottramite and Smaragdite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Mottramite and Smaragdite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Mottramite and Smaragdite Optical Properties during the identification of gemstone. Specific gravity of Mottramite is 3.24-3.50 whereas that of Smaragdite is 3.24-3.50.