Obsidian and Rhodizite Physical Properties

Obsidian

Rhodizite

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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

2.35-2.603.34-3.44

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Conchoidal

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

1.6 Cleavage

Not Available

{111} Indistinct, {111} Indistinct, {111} Indistinct

1.7 Mohs Hardness

5-5.58-8.5

2 10

1.8 Chemical Composition

Not Available

(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Obsidian and Rhodizite Chemical Formula

While comparing Obsidian and Rhodizite 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 Rhodizite chemical formula.

Chemical formula of Rhodizite- (K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Gems for Sagittarius

Obsidian Vs Topaz

Obsidian Vs Spinel

Obsidian Vs Tanzanite

Obsidian and Rhodizite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Obsidian and Rhodizite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Obsidian and Rhodizite Optical Properties during the identification of gemstone. Specific gravity of Obsidian is 3.34-3.44 whereas that of Rhodizite is 3.34-3.44.