Wood Opal and Cassiterite Physical Properties

Wood Opal

Cassiterite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

1.98-2.506.86-7.03

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

Not Available

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

5.5-6.56-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Wood Opal and Cassiterite Chemical Formula

While comparing Wood Opal and Cassiterite 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 Cassiterite chemical formula.

Chemical formula of Wood Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) 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 Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Wood Opal and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Wood Opal and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Wood Opal is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.