Coral and Spodumene Physical Properties

Coral

Spodumene

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.70

3.15-3.21

1.5 Fracture

Irregular, Irregular, Gemstones of the world (2001)

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

3-4

6-7

1.8 Chemical Composition

CaCO 3Ulrich Henn and Claudio C.

LiAlSi₂O₆

Coral and Spodumene Chemical Formula

While comparing Coral 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 Coral and Spodumene chemical formula.

Chemical formula of Coral- CaCO 3Ulrich Henn and Claudio C.
Chemical formula of Spodumene- LiAlSi₂O₆

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Coral and Spodumene Specific Gravity

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