Umbalite and Microcline Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.62-4.33
2.55-2.63
Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
Uneven, Uneven, Gems
Cleavage
Not Available
{001} Perfect, {010} Good
Mohs Hardness
7-7.5
6-6.5
Chemical Composition
Mg 3Al 2(SiO 4) 3 -Mn2+3Al 2(SiO 4) 3Gemdat.org , Management Team (2012)
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Umbalite and Microcline Chemical Formula
While comparing Umbalite and Microcline 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 Microcline 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 Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Umbalite and Microcline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Umbalite and Microcline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Umbalite and Microcline Optical Properties during the identification of gemstone. Specific gravity of Umbalite is 2.55-2.63 whereas that of Microcline is 2.55-2.63.