Snowflake Obsidian and Pleonaste Physical Properties

Snowflake Obsidian

Pleonaste

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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

2.33-2.503.80

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

5-5.58

2 10

1.8 Chemical Composition

Not Available

(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Snowflake Obsidian and Pleonaste Chemical Formula

While comparing Snowflake Obsidian and Pleonaste 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 Pleonaste chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

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Snowflake Obsidian and Pleonaste Specific Gravity

Another important criteria for qualitative analysis of gemstones is Snowflake Obsidian and Pleonaste Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Snowflake Obsidian and Pleonaste Optical Properties during the identification of gemstone. Specific gravity of Snowflake Obsidian is 3.80 whereas that of Pleonaste is 3.80.