Bytownite and Siderite Physical Properties
Specific Gravity
2.72-2.75
3.83-3.89
Fracture
Uneven
Uneven, Conchoidal
Cleavage
Perfect on [001], good on [010], imperfect on [110]
Perfect on {01 1 1}
Mohs Hardness
6-6.5
3.5-4.5
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Siderite Chemical Formula
While comparing Bytownite 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 Bytownite and Siderite chemical formula.
- Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Bytownite and Siderite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bytownite and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Siderite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is 3.83-3.89 whereas that of Siderite is 3.83-3.89.