Cobaltite and Spodumene Physical Properties

Cobaltite

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

6.33.15-3.21

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, UnevenAnthony et al, Handbook of mineralogy (2001) More from other references, Brittle, Metallic

Uneven, Subconchoidal, Gemstones (2009)

1.6 Cleavage

{100} Good, {010} Good, {001} Good

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

1.7 Mohs Hardness

5.56-7

2 10

1.8 Chemical Composition

CoAsSAnthony et al , Handbook of mineralogy (2001)

LiAlSi₂O₆

Cobaltite and Spodumene Chemical Formula

While comparing Cobaltite 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 Cobaltite and Spodumene chemical formula.

Chemical formula of Cobaltite- CoAsSAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Spodumene- LiAlSi₂O₆

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Cobaltite and Spodumene Specific Gravity

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