Spodumene and Charoite Physical Properties

Spodumene

Charoite

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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

3.15-3.212.54-2.78

1 7.18

1.5 Fracture

Uneven, Subconchoidal, Gemstones (2009)

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

Good in three directions

1.7 Mohs Hardness

6-75-6

2 10

1.8 Chemical Composition

LiAlSi₂O₆

K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Spodumene and Charoite Chemical Formula

While comparing Spodumene and Charoite 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 Charoite chemical formula.

Chemical formula of Spodumene- LiAlSi₂O₆
Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Spodumene and Charoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Spodumene and Charoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Spodumene and Charoite Optical Properties during the identification of gemstone. Specific gravity of Spodumene is 2.54-2.78 whereas that of Charoite is 2.54-2.78.