Jacobsite and Kyanite Physical Properties

Jacobsite

Kyanite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.76-5.033.53-3.65

1 7.18

1.5 Fracture

Conchoidal, Brittle

Splintery, Brittle, Metallic

1.6 Cleavage

None

[100] perfect [010] imperfect with 79° angle between

1.7 Mohs Hardness

5.5-6.54-7

2 10

1.8 Chemical Composition

(Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Not Available

Jacobsite and Kyanite Chemical Formula

While comparing Jacobsite and Kyanite 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 Jacobsite and Kyanite chemical formula.

Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

Jacobsite Vs Manganaxinite

Jacobsite Vs Marble

Jacobsite Vs Magnetite

Jacobsite and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jacobsite and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jacobsite and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Jacobsite is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.