Snowflake Obsidian and Pollucite Physical Properties

Snowflake Obsidian

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

2.33-2.502.86-2.94

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Not Available

None observed

1.7 Mohs Hardness

5-5.56.5-7

2 10

1.8 Chemical Composition

Not Available

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

Snowflake Obsidian and Pollucite Chemical Formula

While comparing Snowflake Obsidian 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 Snowflake Obsidian and Pollucite chemical formula.

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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Snowflake Obsidian and Pollucite Specific Gravity

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