Citrine and Pollucite Physical Properties

Citrine

Pollucite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Readily soluble in HF

1.3 Durability

Not Available

1.4 Specific Gravity

2.652.86-2.94

1 7.18

1.5 Fracture

ConchoidalMichael OâDonoghue, Gems, Sixth Edition (2006), Gems, Sixth Edition (2006)

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Indiscernible

None observed

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

SiO₂

(Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

Citrine and Pollucite Chemical Formula

While comparing Citrine and Pollucite 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 Citrine and Pollucite chemical formula.

Chemical formula of Citrine- SiO₂
Chemical formula of Pollucite- (Cs,Na)(AlSi 2O 6) · 0.5H 2OWalter Schumann , Gemstones of the world (2001) More from other references

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Citrine and Pollucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Citrine and Pollucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Citrine and Pollucite Optical Properties during the identification of gemstone. Specific gravity of Citrine is 2.86-2.94 whereas that of Pollucite is 2.86-2.94.