Strontianite and Cuprite Physical Properties

Strontianite

Cuprite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.63-3.795.85-6.15

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

{110} Good

Fair in four directions forming octahedrons

1.7 Mohs Hardness

3.53.5-4

2 10

1.8 Chemical Composition

SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references

Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Strontianite and Cuprite Chemical Formula

While comparing Strontianite and Cuprite 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 Strontianite and Cuprite chemical formula.

Chemical formula of Strontianite- SrCO 3Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Strontianite and Cuprite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Strontianite and Cuprite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Strontianite and Cuprite Optical Properties during the identification of gemstone. Specific gravity of Strontianite is 5.85-6.15 whereas that of Cuprite is 5.85-6.15.