Allanite and Siderite Physical Properties

Allanite and Siderite Chemical Formula

While comparing Allanite and Siderite 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 Allanite and Siderite chemical formula.

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• Chemical formula of Siderite- Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Allanite and Siderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Allanite and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Allanite and Siderite Optical Properties during the identification of gemstone. Specific gravity of Allanite is 3.83-3.89 whereas that of Siderite is 3.83-3.89.