Siderite and Phlogopite Physical Properties

Siderite and Phlogopite Chemical Formula

While comparing Siderite and Phlogopite 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 Siderite and Phlogopite chemical formula.

• Chemical formula of Siderite- Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
• Chemical formula of Phlogopite- KMg3(Si3Al)O10(F,OH)2

Siderite and Phlogopite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Siderite and Phlogopite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Siderite and Phlogopite Optical Properties during the identification of gemstone. Specific gravity of Siderite is 2.78-2.85 whereas that of Phlogopite is 2.78-2.85.