Almandine and Microcline Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.95-4.30
2.55-2.63
Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Uneven, Uneven, Gems
Cleavage
none
{001} Perfect, {010} Good
Mohs Hardness
7-7.5
6-6.5
Chemical Composition
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Almandine and Microcline Chemical Formula
While comparing Almandine 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 Almandine and Microcline chemical formula.
- Chemical formula of Almandine- Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
- Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)
Almandine and Microcline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Almandine and Microcline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Almandine and Microcline Optical Properties during the identification of gemstone. Specific gravity of Almandine is 2.55-2.63 whereas that of Microcline is 2.55-2.63.