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Allanite and Siderite Physical Properties


Siderite and Allanite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.40-4.20   
3.83-3.89   

Fracture
Not Available   
Uneven, Conchoidal, UnevenArthur Thomas, Brittle   

Cleavage
Not Available   
Perfect on {01 1 1}   

Mohs Hardness
Not Available   
3.5-4.5   

Chemical Composition
Not Available   
Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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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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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.

Brown Gemstones

Brown Gemstones


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