Humite and Microcline Physical Properties

Humite

Microcline

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.322.55-2.63

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems

1.6 Cleavage

Poor

{001} Perfect, {010} Good

1.7 Mohs Hardness

6-6.56-6.5

2 10

1.8 Chemical Composition

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

KAlSi 3O 8Arthur Thomas , Gemstones (2009)

Humite and Microcline Chemical Formula

While comparing Humite and Microcline 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 Microcline chemical formula.

Chemical formula of Humite- (Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Microcline- KAlSi 3O 8Arthur Thomas , Gemstones (2009)

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Humite and Microcline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Humite and Microcline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Humite and Microcline Optical Properties during the identification of gemstone. Specific gravity of Humite is 2.55-2.63 whereas that of Microcline is 2.55-2.63.