Garnet and Ettringite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Partially soluble in water
Durability
Not Available
Not Available
Specific Gravity
3.55-4.33
1.77
Fracture
Conchoidal, Uneven
Not Available
Cleavage
Indistinct
Perfect on {10 1 0}
Mohs Hardness
6.5-7.5
2-2.5
Chemical Composition
Garnet is a series of several different minerals with unique chemical formulas.
Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Garnet and Ettringite Chemical Formula
While comparing Garnet and Ettringite 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 Garnet and Ettringite chemical formula.
- Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
- Chemical formula of Ettringite- Ca 6Al 2(SO 4) 3(OH) 12 26H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Garnet and Ettringite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Garnet and Ettringite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Garnet and Ettringite Optical Properties during the identification of gemstone. Specific gravity of Garnet is 1.77 whereas that of Ettringite is 1.77.