Iddingsite and Marialite Physical Properties

Iddingsite

Marialite

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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

2.5-2.82.50

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

1.6 Cleavage

{???} Perfect

Distinct on {100} and {110}

1.7 Mohs Hardness

35.5-6

2 10

1.8 Chemical Composition

MgO.Fe2O3.3SiO2•4(H2O)

3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Iddingsite and Marialite Chemical Formula

While comparing Iddingsite and Marialite 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 Marialite chemical formula.

Chemical formula of Iddingsite- MgO.Fe2O3.3SiO2•4(H2O)
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

Compare Brown Gemstones

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Iddingsite and Marialite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iddingsite and Marialite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iddingsite and Marialite Optical Properties during the identification of gemstone. Specific gravity of Iddingsite is 2.50 whereas that of Marialite is 2.50.