Iddingsite and Datolite Physical Properties

Iddingsite

Datolite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.5-2.82.90-3.00

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{???} Perfect

None

1.7 Mohs Hardness

35-5.5

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Iddingsite and Datolite Chemical Formula

While comparing Iddingsite and Datolite 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 Datolite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Datolite- CaBSiO 4(OH)Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Iddingsite and Datolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iddingsite and Datolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iddingsite and Datolite Optical Properties during the identification of gemstone. Specific gravity of Iddingsite is 2.90-3.00 whereas that of Datolite is 2.90-3.00.