Humite and Jade Physical Properties

Humite

Jade

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Physical Properties

Tenacity

Brittle

Solubility

Durability

Specific Gravity

3.20-3.322.90-3.38

1 7.18

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Fracture

Uneven, Conchoidal

Splintery

Cleavage

Poor

1 or 2,2 prismatic.

Mohs Hardness

6-6.56-7

2 10

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Chemical Composition

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

Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

Humite and Jade Chemical Formula

While comparing Humite and Jade 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 Jade chemical formula.

Chemical formula of Humite- (Mg,Fe2+ ) 7(SiO 4) 3(F,OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Humite and Jade Specific Gravity

Another important criteria for qualitative analysis of gemstones is Humite and Jade Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Humite and Jade Optical Properties during the identification of gemstone. Specific gravity of Humite is 2.90-3.38 whereas that of Jade is 2.90-3.38.