Nephrite and Actinolite Physical Properties

Nephrite

Actinolite

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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

2.90-3.103.00

1 7.18

1.5 Fracture

Splintery, Granular, Splintery, Granular, Gemstones (2009)

Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery

1.6 Cleavage

Not Available

perfect along {110}.

1.7 Mohs Hardness

6-6.55-6

2 10

1.8 Chemical Composition

Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references

Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Nephrite and Actinolite Chemical Formula

While comparing Nephrite and Actinolite 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 Nephrite and Actinolite chemical formula.

Chemical formula of Nephrite- Ca 2(Mg,Fe) 5(OH) 2Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Actinolite- Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Compare Green Gemstones

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Nephrite and Actinolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nephrite and Actinolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nephrite and Actinolite Optical Properties during the identification of gemstone. Specific gravity of Nephrite is 3.00 whereas that of Actinolite is 3.00.