Amblygonite and Cuprite Physical Properties

Amblygonite

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

2.98-3.105.85-6.15

1 7.18

1.5 Fracture

Sub-Conchoidal, Irregular/uneven, Sub-Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

[100] Perfect, [110] Good, [011] Distinct

Fair in four directions forming octahedrons

1.7 Mohs Hardness

63.5-4

2 10

1.8 Chemical Composition

(Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Amblygonite and Cuprite Chemical Formula

While comparing Amblygonite 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 Amblygonite and Cuprite chemical formula.

Chemical formula of Amblygonite- (Li,Na)Al(PO 4)(F,OH)Michael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Cuprite- Cu 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Amblygonite and Cuprite Specific Gravity

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