Marialite and Siderite Physical Properties

Marialite

Siderite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.503.83-3.89

1 7.18

1.5 Fracture

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

Uneven, Conchoidal, UnevenArthur Thomas, Brittle

1.6 Cleavage

Distinct on {100} and {110}

Perfect on {01 1 1}

1.7 Mohs Hardness

5.5-63.5-4.5

2 10

1.8 Chemical Composition

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

Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Marialite and Siderite Chemical Formula

While comparing Marialite 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 Marialite and Siderite chemical formula.

Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)
Chemical formula of Siderite- Fe2+ CO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Marialite and Siderite Specific Gravity

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