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Creedite
Creedite

Chlorastrolite
Chlorastrolite



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Creedite
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Chlorastrolite

Creedite and Chlorastrolite Physical Properties

1 Physical Properties
1.1 Tenacity
Brittle
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.703.1-3.5
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Granular
1.6 Cleavage
Perfect on {100}
Not Available
1.7 Mohs Hardness
4.55-6
Amber
2 10
1.8 Chemical Composition
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Creedite and Chlorastrolite Chemical Formula

While comparing Creedite and Chlorastrolite 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 Creedite and Chlorastrolite chemical formula.

  • Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
  • Chemical formula of Chlorastrolite- Ca 2(Mg,Fe)Al 2(SiO 4)(Si 2O 7)(OH) 2 · H 2O)Arthur Thomas , Gemstones (2009)

Creedite and Chlorastrolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Chlorastrolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Chlorastrolite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 3.1-3.5 whereas that of Chlorastrolite is 3.1-3.5.