Humite and Narsarsukite Physical Properties

Humite

Narsarsukite

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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

3.20-3.322.72-2.83

1 7.18

1.5 Fracture

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

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

1.6 Cleavage

Poor

Good on {100} and {110}

1.7 Mohs Hardness

6-6.56-7

2 10

1.8 Chemical Composition

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

Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

Humite and Narsarsukite Chemical Formula

While comparing Humite and Narsarsukite 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 Narsarsukite chemical formula.

Chemical formula of Humite- (Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.

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Humite and Narsarsukite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Humite and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Humite and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Humite is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.