Rinkite Ce and Black Opal Physical Properties

Rinkite Ce

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

3.29-3.331.97-2.22

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Not Available

1.7 Mohs Hardness

56-6.5

2 10

1.8 Chemical Composition

(Ca,Ce) 4 Na(Na,Ca) 2 Ti(Si 2 O 7 ) 2 F 2 (O,F) 2 Michael O’Donoghue, Gems, Sixth Edition (2006)

SiO 2 + H 2OUlrich Henn and Claudio C.

Rinkite Ce and Black Opal Chemical Formula

While comparing Rinkite Ce 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 Rinkite Ce and Black Opal chemical formula.

Chemical formula of Rinkite Ce- (Ca,Ce) 4 Na(Na,Ca) 2 Ti(Si 2 O 7 ) 2 F 2 (O,F) 2 Michael O’Donoghue, Gems, Sixth Edition (2006)
Chemical formula of Black Opal- SiO 2 + H 2OUlrich Henn and Claudio C.

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Rinkite Ce and Black Opal Specific Gravity

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