Wardite and Poudretteite Physical Properties

Wardite

Poudretteite

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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

2.812.51-2.53

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Splintery

1.6 Cleavage

{001} Perfect

None

1.7 Mohs Hardness

4.5-55

2 10

1.8 Chemical Composition

NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

Wardite and Poudretteite Chemical Formula

While comparing Wardite and Poudretteite 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 Wardite and Poudretteite chemical formula.

Chemical formula of Wardite- NaAl 3(PO 4) 2(OH) 4 · 2H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)

Compare Blue Gemstones

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Wardite Vs Garnet Malaia

Wardite Vs Idocrase

Wardite and Poudretteite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wardite and Poudretteite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wardite and Poudretteite Optical Properties during the identification of gemstone. Specific gravity of Wardite is 2.51-2.53 whereas that of Poudretteite is 2.51-2.53.