Pearl and Iddingsite Physical Properties

Pearl

Iddingsite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-2.852.5-2.8

1 7.18

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

Not Available

1.6 Cleavage

none

{???} Perfect

1.7 Mohs Hardness

2.5-4.53

2 10

1.8 Chemical Composition

Not Available

MgO.Fe2O3.3SiO2•4(H2O)

Pearl and Iddingsite Chemical Formula

While comparing Pearl and Iddingsite 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 Pearl and Iddingsite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)

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Pearl and Iddingsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pearl and Iddingsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pearl and Iddingsite Optical Properties during the identification of gemstone. Specific gravity of Pearl is 2.5-2.8 whereas that of Iddingsite is 2.5-2.8.