Lepidocrocite and Jade Physical Properties

Lepidocrocite

Jade

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

42.90-3.38

1 7.18

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Fracture

Uneven

Splintery

Cleavage

{010} Perfect

1 or 2,2 prismatic.

Mohs Hardness

56-7

2 10

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Chemical Composition

FeO(OH)

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

Lepidocrocite and Jade Chemical Formula

While comparing Lepidocrocite 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 Lepidocrocite and Jade chemical formula.

Chemical formula of Lepidocrocite- FeO(OH)
Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆

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Lepidocrocite and Jade Specific Gravity

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