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Star Ruby and Siderite Physical Properties


Siderite and Star Ruby Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.95-4.10   
3.83-3.89   

Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)   
Uneven, Conchoidal, UnevenArthur Thomas, Brittle   

Cleavage
Not Available   
Perfect on {01 1 1}   

Mohs Hardness
Not Available   
3.5-4.5   

Chemical Composition
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)   
Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Star Ruby and Siderite Chemical Formula

While comparing Star Ruby 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 Star Ruby and Siderite chemical formula.

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Star Ruby and Siderite Specific Gravity

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

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