Humite and Marialite Physical Properties

Humite

Marialite

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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

3.20-3.32

2.50

1.5 Fracture

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

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

1.6 Cleavage

Poor

Distinct on {100} and {110}

1.7 Mohs Hardness

6-6.5

5.5-6

1.8 Chemical Composition

(Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)

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

Humite and Marialite Chemical Formula

While comparing Humite 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 Humite and Marialite chemical formula.

Chemical formula of Humite- (Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Marialite- 3NaAlSi 3O 8 · NaClAnthony et al , Handbook of mineralogy (2001)

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Humite and Marialite Specific Gravity

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