Cuprite and Tourmaline Physical Properties

Cuprite

Tourmaline

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.85-6.152.85-3.35

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Fair in four directions forming octahedrons

Indistinct

1.7 Mohs Hardness

3.5-47-7.5

2 10

1.8 Chemical Composition

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

Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

Cuprite and Tourmaline Chemical Formula

While comparing Cuprite and Tourmaline 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 Cuprite and Tourmaline chemical formula.

Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.

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Cuprite and Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.