Spodumene and Coral Physical Properties

Spodumene

Coral

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.212.60-2.70

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Gemstones (2009)

Irregular, Irregular, Gemstones of the world (2001)

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

6-73-4

2 10

1.8 Chemical Composition

LiAlSi₂O₆

CaCO 3Ulrich Henn and Claudio C.

Spodumene and Coral Chemical Formula

While comparing Spodumene and Coral 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 Coral chemical formula.

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

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Spodumene and Coral Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Coral Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Coral Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 2.60-2.70 whereas that of Coral is 2.60-2.70.