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Akoya pearl
Akoya pearl

Siderite
Siderite



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Akoya pearl
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Siderite

Akoya pearl and Siderite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
None
-9999
CaCO3
 
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

Akoya pearl and Siderite Chemical Formula

While comparing Akoya pearl 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 Akoya pearl and Siderite chemical formula.

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Akoya pearl and Siderite Specific Gravity

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