×

Pleonaste
Pleonaste

Prehnite
Prehnite



ADD
Compare
X
Pleonaste
X
Prehnite

Pleonaste and Prehnite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.802.80-2.95
Amber
1 7.18
1.5 Fracture
Not Available
Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
1.6 Cleavage
Not Available
Distinct on [001]
1.7 Mohs Hardness
86-6.5
Amber
2 10
1.8 Chemical Composition
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Ca2Al2Si3O12(OH)

Pleonaste and Prehnite Chemical Formula

While comparing Pleonaste 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 Pleonaste and Prehnite chemical formula.

  • Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
  • Chemical formula of Prehnite- Ca2Al2Si3O12(OH)

Pleonaste and Prehnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Prehnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Prehnite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 2.80-2.95 whereas that of Prehnite is 2.80-2.95.