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Siderite
Siderite

Villiaumite
Villiaumite



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Siderite
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Villiaumite

Siderite and Villiaumite 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
 
-
-
-
2.79
-
{100} Perfect, {010} Perfect, {001} Perfect
2
NaFUlrich Henn and Claudio C.

Siderite and Villiaumite Chemical Formula

While comparing Siderite and Villiaumite 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 Villiaumite chemical formula.

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Siderite and Villiaumite Specific Gravity

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