Jacobsite and Falcons Eye Physical Properties

Jacobsite

Falcons Eye

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.76-5.032.58-2.64

1 7.18

1.5 Fracture

Conchoidal, Brittle

Gemstones of the world (2001)

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

5.5-6.57

2 10

1.8 Chemical Composition

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

SiO 2Walter Schumann , Gemstones of the world (2001)

Jacobsite and Falcons Eye Chemical Formula

While comparing Jacobsite and Falcons Eye 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 Falcons Eye chemical formula.

Chemical formula of Jacobsite- (Mn2+ ,Fe2+ ,Mg)(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Falcons Eye- SiO 2Walter Schumann , Gemstones of the world (2001)

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Jacobsite and Falcons Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jacobsite and Falcons Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jacobsite and Falcons Eye Optical Properties during the identification of gemstone. Specific gravity of Jacobsite is 2.58-2.64 whereas that of Falcons Eye is 2.58-2.64.