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Shigaite
Shigaite

Creedite
Creedite



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Shigaite
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Creedite

Shigaite and Creedite Physical Properties

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1 Physical Properties
1.1 Tenacity
Moderately flexible
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
2.322.70
Amber
1 7.18
1.5 Fracture
Flexible Flexible fragments.
Uneven, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
1.6 Cleavage
Perfect on {0001}
Perfect on {100}
1.7 Mohs Hardness
24.5
Amber
2 10
1.8 Chemical Composition
Not Available
Ca 3Al 2(SO 4)(F,OH) 10Ulrich Henn and Claudio C.

Shigaite and Creedite Chemical Formula

While comparing Shigaite and Creedite 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 Shigaite and Creedite chemical formula.

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

Shigaite and Creedite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Shigaite and Creedite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Shigaite and Creedite Optical Properties during the identification of gemstone. Specific gravity of Shigaite is 2.70 whereas that of Creedite is 2.70.