Zinnwaldite and Antigorite Physical Properties

Zinnwaldite

Antigorite

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1 Physical Properties

1.1 Tenacity

Elastic

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.9-3.12.58-2.80

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Perfect basal {001}

{001} Good

1.7 Mohs Hardness

3.5-4.05-5.5

2 10

1.8 Chemical Composition

Not Available

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

Zinnwaldite and Antigorite Chemical Formula

While comparing Zinnwaldite and Antigorite 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 Zinnwaldite and Antigorite chemical formula.

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

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Zinnwaldite and Antigorite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zinnwaldite and Antigorite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zinnwaldite and Antigorite Optical Properties during the identification of gemstone. Specific gravity of Zinnwaldite is 2.58-2.80 whereas that of Antigorite is 2.58-2.80.