Chambersite and Black Opal Physical Properties

Chambersite

Black Opal

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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

3.501.97-2.22

1 7.18

1.5 Fracture

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Uneven

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

1.6 Cleavage

None

Not Available

1.7 Mohs Hardness

76-6.5

2 10

1.8 Chemical Composition

Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)

SiO 2 + H 2OUlrich Henn and Claudio C.

Chambersite and Black Opal Chemical Formula

While comparing Chambersite and Black 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 Chambersite and Black Opal chemical formula.

Chemical formula of Chambersite- Mn 3B 7O 13ClMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Black Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Chambersite and Black Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chambersite and Black Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chambersite and Black Opal Optical Properties during the identification of gemstone. Specific gravity of Chambersite is 1.97-2.22 whereas that of Black Opal is 1.97-2.22.