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Siderite
Siderite

Kutnohorite
Kutnohorite



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Siderite
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Kutnohorite

Siderite and Kutnohorite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
3.83-3.89
Uneven, Conchoidal
Perfect on {01 1 1}
3.5-4.5
Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
Brittle
Soluble
-
3.12
Subconchoidal, Conchoidal
Perfect on {10 1 1}
3-4
Ca(Mn,Mg,Fe)(CO3)2

Siderite and Kutnohorite Chemical Formula

While comparing Siderite and Kutnohorite 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 Kutnohorite chemical formula.

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Siderite and Kutnohorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Siderite and Kutnohorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Siderite Vs Kutnohorite during the identification of gemstone. Specific gravity of Siderite is whereas that of Kutnohorite is .