Grossular and Childrenite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Soluble
Durability
Not Available
Not Available
Specific Gravity
3.55-3.73
3.06-3.25
Fracture
Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven
Cleavage
none
Poor/indistinct on {100}
Mohs Hardness
7-7.5
4.5-5
Chemical Composition
Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Grossular and Childrenite Chemical Formula
While comparing Grossular and Childrenite 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 Grossular and Childrenite chemical formula.
- Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
- Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)
Grossular and Childrenite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Grossular and Childrenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Grossular and Childrenite Optical Properties during the identification of gemstone. Specific gravity of Grossular is 3.06-3.25 whereas that of Childrenite is 3.06-3.25.