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Umbalite
Umbalite

Rhodochrosite
Rhodochrosite



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Umbalite
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Rhodochrosite

Umbalite and Rhodochrosite 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
3.62-4.333.0-3.3
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
Uneven, Conchoidal, Conchoidal to uneven, Brittle
1.6 Cleavage
Not Available
On {10 1 1} perfect; parting on {10 1 2}
1.7 Mohs Hardness
7-7.53.5-4
Amber
2 10
1.8 Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
MnCO3

Umbalite and Rhodochrosite Chemical Formula

While comparing Umbalite and Rhodochrosite 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 Umbalite and Rhodochrosite chemical formula.

  • Chemical formula of Umbalite- Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
  • Chemical formula of Rhodochrosite- MnCO3

Umbalite and Rhodochrosite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Umbalite and Rhodochrosite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Rhodochrosite Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 3.0-3.3 whereas that of Rhodochrosite is 3.0-3.3.