Anhydrite and Carnallite Physical Properties

Anhydrite

Carnallite

Add ⊕

1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-2.98

1.6

1.5 Fracture

Conchoidal, Brittle, Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

Violet, Conchoidal, Brittle, Conchoidal, Brittle

1.6 Cleavage

Rare tabular and prismatic crystals. Usually occurs as fibrous, parallel veins that break off into cleavage fragments.

None

1.7 Mohs Hardness

3.5

2.5

1.8 Chemical Composition

CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

KMgCl3•6(H2O)

Anhydrite and Carnallite Chemical Formula

While comparing Anhydrite and Carnallite 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 Anhydrite and Carnallite chemical formula.

Chemical formula of Anhydrite- CaSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Carnallite- KMgCl3•6(H2O)

Compare Blue Gemstones

Anhydrite Vs Black Opal

Anhydrite Vs Azurmalachite

Anhydrite Vs Beryl

Anhydrite and Carnallite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anhydrite and Carnallite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anhydrite and Carnallite Optical Properties during the identification of gemstone. Specific gravity of Anhydrite is 1.6 whereas that of Carnallite is 1.6.