Creedite and Nuummite Physical Properties

Creedite and Nuummite Chemical Formula

While comparing Creedite and Nuummite 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 Nuummite chemical formula.

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

Another important criteria for qualitative analysis of gemstones is Creedite and Nuummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Creedite and Nuummite Optical Properties during the identification of gemstone. Specific gravity of Creedite is 3.18-3.37 whereas that of Nuummite is 3.18-3.37.