Spodumene and Hematite Physical Properties

Spodumene

Hematite

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Physical Properties

Tenacity

Brittle

Solubility

insoluble

Durability

Specific Gravity

3.15-3.215.00-5.30

1 7.18

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Fracture

Uneven, Subconchoidal

Uneven, ConchoidalWalter Schumann, Conchoidal

Cleavage

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

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

Mohs Hardness

6-76

2 10

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Chemical Composition

LiAlSi₂O₆

Fe 2O 3Arthur Thomas , Gemstones (2009)

Spodumene and Hematite Chemical Formula

While comparing Spodumene and Hematite 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 Spodumene and Hematite chemical formula.

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

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Spodumene and Hematite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Hematite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Hematite Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 5.00-5.30 whereas that of Hematite is 5.00-5.30.