Iddingsite and Anglesite Physical Properties

Iddingsite

Anglesite

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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

2.5-2.8

6.30-6.39

1.5 Fracture

Not Available

Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

{???} Perfect

[001] good, [210] distinct

1.7 Mohs Hardness

3-3.5

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

Iddingsite and Anglesite Chemical Formula

While comparing Iddingsite and Anglesite 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 Iddingsite and Anglesite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Anglesite- PbSO 4Michael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Iddingsite and Anglesite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iddingsite and Anglesite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iddingsite and Anglesite Optical Properties during the identification of gemstone. Specific gravity of Iddingsite is 6.30-6.39 whereas that of Anglesite is 6.30-6.39.