Spessartine and Cuprite Physical Properties

Spessartine

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

4.12-4.185.85-6.15

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Conchoidal, Brittle

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

1.6 Cleavage

{???} Distinct

Fair in four directions forming octahedrons

1.7 Mohs Hardness

7-7.53.5-4

2 10

1.8 Chemical Composition

Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

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

Spessartine and Cuprite Chemical Formula

While comparing Spessartine 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 Spessartine and Cuprite chemical formula.

Chemical formula of Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Red Gemstones

Spessartine Vs Tourmaline

Spessartine Vs Tortoiseshell

Spessartine Vs Triplite

Spessartine and Cuprite Specific Gravity

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