Antigorite and Actinolite Physical Properties

Antigorite

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

2.58-2.803.00

1 7.18

1.5 Fracture

Conchoidal, Brittle, Metallic, Conchoidal, Handbook of mineralogy (2001)

Uneven, UnevenArthur Thomas, Gemstones (2009), Splintery

1.6 Cleavage

{001} Good

perfect along {110}.

1.7 Mohs Hardness

5-5.55-6

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)

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

Antigorite and Actinolite Chemical Formula

While comparing Antigorite 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 Antigorite and Actinolite chemical formula.

Chemical formula of Antigorite- (Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Actinolite- Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Compare Green Gemstones

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Antigorite and Actinolite Specific Gravity

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