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Zinnwaldite
Zinnwaldite

Wood Opal
Wood Opal



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Zinnwaldite
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Wood Opal

Zinnwaldite and Wood Opal Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Elastic
-
-
2.9-3.1
Uneven
Perfect basal {001}
3.5-4.0
-
 
-
-
-
1.98-2.50
-
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Zinnwaldite and Wood Opal Chemical Formula

While comparing Zinnwaldite 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 Zinnwaldite and Wood Opal chemical formula.

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Zinnwaldite and Wood Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zinnwaldite and Wood Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zinnwaldite Vs Wood Opal during the identification of gemstone. Specific gravity of Zinnwaldite is whereas that of Wood Opal is .