Papagoite and Montebrasite Physical Properties

Papagoite

Montebrasite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.252.98-3.10

1 7.18

1.5 Fracture

Brittle, Metallic

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

1.6 Cleavage

Imperfect in one direction

{100} Perfect, {110} Good, {011} Distinct

1.7 Mohs Hardness

5-5.55.5-6

2 10

1.8 Chemical Composition

CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)

LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

Papagoite and Montebrasite Chemical Formula

While comparing Papagoite and Montebrasite 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 Papagoite and Montebrasite chemical formula.

Chemical formula of Papagoite- CaCuAlSi 2O 6(OH) 3Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references

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Papagoite and Montebrasite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Papagoite and Montebrasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Papagoite and Montebrasite Optical Properties during the identification of gemstone. Specific gravity of Papagoite is 2.98-3.10 whereas that of Montebrasite is 2.98-3.10.