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Demantoid
Demantoid

Siderite
Siderite



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Demantoid
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Siderite

Demantoid and Siderite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.77-3.95
-
Imperfect
6.5
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
 
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

Demantoid and Siderite Chemical Formula

While comparing Demantoid 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 Demantoid and Siderite chemical formula.

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Demantoid and Siderite Specific Gravity

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