Mottramite and Antigorite Physical Properties

Mottramite

Antigorite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

5.9

2.58-2.80

1.5 Fracture

Sub-Conchoidal, Brittle, Metallic

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

1.6 Cleavage

None observed

{001} Good

1.7 Mohs Hardness

5-5.5

1.8 Chemical Composition

Not Available

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

Mottramite and Antigorite Chemical Formula

While comparing Mottramite 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 Mottramite 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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Mottramite and Antigorite Specific Gravity

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