×

Polyhalite
Polyhalite

Aegirine
Aegirine



ADD
Compare
X
Polyhalite
X
Aegirine

Polyhalite and Aegirine Physical Properties

Physical Properties

Tenacity

Brittle
Brittle

Solubility

Soluble
-

Durability

-
-

Specific Gravity

2.783.50-3.60
1 7.18
👆🏻

Fracture

Conchoidal
Uneven

Cleavage

Perfect on {10 1 }; parting on {010}
Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

Mohs Hardness

3.56
2 10
👆🏻

Chemical Composition

K2Ca2Mg(SO4)4·2H2O
(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Polyhalite and Aegirine Chemical Formula

While comparing Polyhalite and Aegirine 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 Polyhalite and Aegirine chemical formula.

  • Chemical formula of Polyhalite- K2Ca2Mg(SO4)4·2H2O
  • Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Polyhalite and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Polyhalite and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Polyhalite and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Polyhalite is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.