Catapleiite and Spodumene Physical Properties

Catapleiite

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

2.723.15-3.21

1 7.18

1.5 Fracture

Brittle, Metallic, Brittle, Metallic

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

{110} Perfect, {010} Perfect

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

1.7 Mohs Hardness

5-66-7

2 10

1.8 Chemical Composition

Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

LiAlSi₂O₆

Catapleiite and Spodumene Chemical Formula

While comparing Catapleiite 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 Catapleiite and Spodumene chemical formula.

Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Spodumene- LiAlSi₂O₆

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Catapleiite and Spodumene Specific Gravity

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