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Creedite
Creedite

Andesine
Andesine



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Creedite
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Andesine

Creedite and Andesine Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.702.65-2.69
Amber
1 7.18
1.5 Fracture
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
Uneven, Uneven, Conchoidal, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
Perfect on {100}
Perfect on {001}, good on {010}
1.7 Mohs Hardness
4.56-6.5
Amber
2 10
1.8 Chemical Composition
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
(Na,Ca)Al1-2Si3-2O8

Creedite and Andesine Chemical Formula

While comparing Creedite and Andesine 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 Andesine chemical formula.

  • Chemical formula of Creedite- Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.
  • Chemical formula of Andesine- (Na,Ca)Al1-2Si3-2O8

Creedite and Andesine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Creedite and Andesine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Andesine Optical Properties during the identification of gemstone. Specific gravity of Creedite is 2.65-2.69 whereas that of Andesine is 2.65-2.69.