Hercynite and Dallasite Physical Properties

Hercynite

Dallasite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.392.58-2.91

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Uneven

Not Available

1.6 Cleavage

{111} Indistinct, {111} Indistinct, {111} Indistinct

Not Available

1.7 Mohs Hardness

7.5-86.5-7

2 10

1.8 Chemical Composition

Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Not Available

Hercynite and Dallasite Chemical Formula

While comparing Hercynite and Dallasite 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 Hercynite and Dallasite chemical formula.

Chemical formula of Hercynite- Fe2+ Al 2O 4Gemdat.org , Management Team (2012)

Compare Yellow Gemstones

Hercynite Vs Jeremejevite

Hercynite Vs Kyanite Cyprine

Hercynite Vs Legrandite

Hercynite and Dallasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hercynite and Dallasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hercynite and Dallasite Optical Properties during the identification of gemstone. Specific gravity of Hercynite is 2.58-2.91 whereas that of Dallasite is 2.58-2.91.