Gahnospinel and Chromite Physical Properties

Gahnospinel

Chromite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.65-4.554.5-4.8

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009)

Uneven

1.6 Cleavage

None, but may exhibit slight parting

None, parting may develop along {111}

1.7 Mohs Hardness

7.5-85.5

2 10

1.8 Chemical Composition

(Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)

Fe++Cr2O4

Gahnospinel and Chromite Chemical Formula

While comparing Gahnospinel and Chromite 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 Gahnospinel and Chromite chemical formula.

Chemical formula of Gahnospinel- (Mg,Zn)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Chromite- Fe++Cr2O4

Compare Blue Gemstones

Gahnospinel Vs Hydrogrossular

Gahnospinel Vs Jeremejevite

Gahnospinel Vs Indicolite Blue Tourmaline

Gahnospinel and Chromite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnospinel and Chromite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnospinel and Chromite Optical Properties during the identification of gemstone. Specific gravity of Gahnospinel is 4.5-4.8 whereas that of Chromite is 4.5-4.8.