Obsidian and Wardite Physical Properties

Obsidian

Wardite

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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

2.35-2.602.81

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Conchoidal

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

1.6 Cleavage

Not Available

{001} Perfect

1.7 Mohs Hardness

5-5.54.5-5

2 10

1.8 Chemical Composition

Not Available

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

Obsidian and Wardite Chemical Formula

While comparing Obsidian and Wardite 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 Obsidian and Wardite chemical formula.

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

Compare Gems for Sagittarius

Obsidian Vs Topaz

Obsidian Vs Spinel

Obsidian Vs Tanzanite

Obsidian and Wardite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Wardite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Wardite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 2.81 whereas that of Wardite is 2.81.