Garnet and Prehnite Physical Properties
Tenacity
Not Available
Brittle
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.55-4.33
2.80-2.95
Fracture
Conchoidal, Uneven
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
Cleavage
Indistinct
Distinct on [001]
Mohs Hardness
6.5-7.5
6-6.5
Chemical Composition
Garnet is a series of several different minerals with unique chemical formulas.
Ca2Al2Si3O12(OH)
Garnet and Prehnite Chemical Formula
While comparing Garnet and Prehnite 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 Prehnite chemical formula.
- Chemical formula of Garnet- Garnet is a series of several different minerals with unique chemical formulas.
- Chemical formula of Prehnite- Ca2Al2Si3O12(OH)
Garnet and Prehnite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Garnet and Prehnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Garnet and Prehnite Optical Properties during the identification of gemstone. Specific gravity of Garnet is 2.80-2.95 whereas that of Prehnite is 2.80-2.95.