Jade and Friedelite Physical Properties

Jade

Friedelite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.90-3.383.06-3.19

1 7.18

1.5 Fracture

Gemstones of the world (2001), Difficult, Splintery

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

1 or 2,2 prismatic.

{010} Perfect

1.7 Mohs Hardness

6-74-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Jade and Friedelite Chemical Formula

While comparing Jade and Friedelite 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 Jade and Friedelite chemical formula.

Chemical formula of Jade- Nephrite: Ca₂(Mg,Fe)₅Si₈O₂₂(OH)₂ Jadeite: NaAlSi₂O₆
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

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Jade and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jade and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jade and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Jade is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.