Gyrolite and Wood Opal Physical Properties

Gyrolite

Wood Opal

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.481.98-2.50

1 7.18

1.5 Fracture

Brittle, Uneven, Brittle, Uneven

Not Available

1.6 Cleavage

Perfect on {001}

Not Available

1.7 Mohs Hardness

25.5-6.5

2 10

1.8 Chemical Composition

NaCa16Si23AlO60(OH)8•64(H2O)

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

Gyrolite and Wood Opal Chemical Formula

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

Chemical formula of Gyrolite- NaCa16Si23AlO60(OH)8•64(H2O)
Chemical formula of Wood Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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Gyrolite and Wood Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gyrolite and Wood Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gyrolite and Wood Opal Optical Properties during the identification of gemstone. Specific gravity of Gyrolite is 1.98-2.50 whereas that of Wood Opal is 1.98-2.50.