Boulder Opal and Dumortierite quartz Physical Properties

Boulder Opal

Dumortierite quartz

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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

1.98-2.25Not Available

1 7.18

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

Not Available

1.7 Mohs Hardness

5-6.5Not Available

2 10

1.8 Chemical Composition

SiO 2 + H 2OUlrich Henn and Claudio C.

Not Available

Boulder Opal and Dumortierite quartz Chemical Formula

While comparing Boulder Opal and Dumortierite quartz 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 Boulder Opal and Dumortierite quartz chemical formula.

Chemical formula of Boulder Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Boulder Opal Vs Chrysocolla

Boulder Opal Vs Chrome-Chalcedony

Boulder Opal Vs Chrome Tourmaline

Boulder Opal and Dumortierite quartz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Boulder Opal and Dumortierite quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Boulder Opal and Dumortierite quartz Optical Properties during the identification of gemstone. Specific gravity of Boulder Opal is Not Available whereas that of Dumortierite quartz is Not Available.