Anthophyllite and Lazurite Physical Properties

Anthophyllite

Lazurite

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

2.9-3.5

Conchoidal

{110} Perfect, {???} Distinct, {???} Distinct

5.5-6

(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Brittle

Soluble

2.75

Uneven, Conchoidal

Imperfect on {110}

5.5

(Na,Ca) 8Al 6Si 6O 24(SO 4,S,Cl) 2Ulrich Henn and Claudio C.

Anthophyllite and Lazurite Chemical Formula

While comparing Anthophyllite and Lazurite 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 Anthophyllite and Lazurite chemical formula.

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Anthophyllite and Lazurite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Anthophyllite and Lazurite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Anthophyllite Vs Lazurite during the identification of gemstone. Specific gravity of Anthophyllite is whereas that of Lazurite is .