Poldervaartite and Smithsonite Physical Properties

Poldervaartite

Smithsonite

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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

2.914.00-4.65

1 7.18

1.5 Fracture

Handbook of mineralogy (2001)

Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

None

Perfect on [1011]

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

(Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)

ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Poldervaartite and Smithsonite Chemical Formula

While comparing Poldervaartite and Smithsonite 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 Poldervaartite and Smithsonite chemical formula.

Chemical formula of Poldervaartite- (Ca,Mn2+ ) 2(SiO 3OH)(OH)Anthony et al , Handbook of Mineralogy (2001)
Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Poldervaartite and Smithsonite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Poldervaartite and Smithsonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poldervaartite and Smithsonite Optical Properties during the identification of gemstone. Specific gravity of Poldervaartite is 4.00-4.65 whereas that of Smithsonite is 4.00-4.65.