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Ivory
Ivory

Siderite
Siderite



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Ivory
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Siderite

Ivory and Siderite Physical Properties

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Physical Properties

Tenacity

-
Brittle

Solubility

-
-

Durability

-
-

Specific Gravity

1.70-2.003.83-3.89
1 7.18
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Fracture

-
Uneven, Conchoidal

Cleavage

-
Perfect on {01 1 1}

Mohs Hardness

2-33.5-4.5
2 10
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Chemical Composition

-
Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Ivory and Siderite Chemical Formula

While comparing Ivory 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 Ivory and Siderite chemical formula.

  • Chemical formula of Ivory- -
  • Chemical formula of Siderite- Fe2+ CO 3Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Ivory and Siderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ivory and Siderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ivory and Siderite Optical Properties during the identification of gemstone. Specific gravity of Ivory is 3.83-3.89 whereas that of Siderite is 3.83-3.89.