Phenakite and Snowflake Obsidian Physical Properties

Phenakite

Snowflake Obsidian

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

Brittle

2.90-2.98

Conchoidal, ConchoidalWalter Schumann

Distinct on {11 2 0}, imperfect on {10 1 1}

7.5-8

Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

2.33-2.50

Conchoidal

None

5-5.5

SiO2

Phenakite and Snowflake Obsidian Chemical Formula

While comparing Phenakite and Snowflake Obsidian 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 Phenakite and Snowflake Obsidian chemical formula.

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Phenakite Vs Orthoclase

Phenakite Vs Oligoclase

Phenakite Vs Muscovite

Phenakite and Snowflake Obsidian Specific Gravity

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