Hematite and Spodumene Physical Properties

Hematite

Spodumene

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

5.00-5.303.15-3.21

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

None, may show partings on {0001} and {10 1 1}

Perfect prismatic, two directions {110} ∧ {1 1 0} at 87°

1.7 Mohs Hardness

66-7

2 10

1.8 Chemical Composition

Fe 2O 3Arthur Thomas , Gemstones (2009)

LiAlSi₂O₆

Hematite and Spodumene Chemical Formula

While comparing Hematite and Spodumene 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 Hematite and Spodumene chemical formula.

Chemical formula of Hematite- Fe 2O 3Arthur Thomas , Gemstones (2009)
Chemical formula of Spodumene- LiAlSi₂O₆

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Hematite and Spodumene Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hematite and Spodumene Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hematite and Spodumene Optical Properties during the identification of gemstone. Specific gravity of Hematite is 3.15-3.21 whereas that of Spodumene is 3.15-3.21.