Wood Opal and Diaspore Physical Properties

Wood Opal

Diaspore

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1 Physical Properties

1.1 Tenacity

Not Available

Very brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.503.30-3.40

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle, Conchoidal

1.6 Cleavage

Not Available

{010} perfect, {110} distinct, {100} in traces

1.7 Mohs Hardness

5.5-6.56.5-7

2 10

1.8 Chemical Composition

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Wood Opal and Diaspore Chemical Formula

While comparing Wood Opal and Diaspore 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 Wood Opal and Diaspore chemical formula.

Chemical formula of Wood Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Diaspore- AlO(OH)Walter Schumann , Gemstones of the world (2001) More from other references

Compare Gems Found In Australia

Wood Opal Vs Canadian Ammolite

Wood Opal Vs Alunite

Wood Opal Vs Druzy

Wood Opal and Diaspore Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wood Opal and Diaspore Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wood Opal and Diaspore Optical Properties during the identification of gemstone. Specific gravity of Wood Opal is 3.30-3.40 whereas that of Diaspore is 3.30-3.40.