Lizardite and Herderite Physical Properties

Lizardite

Herderite

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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

2.552.90-3.02

1 7.18

1.5 Fracture

Not Available

Subconchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

{001} Perfect

Indistinct on {110}

1.7 Mohs Hardness

Not Available5-5.5

2 10

1.8 Chemical Composition

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

CaBePO 4(F,OH)Ulrich Henn and Claudio C.

Lizardite and Herderite Chemical Formula

While comparing Lizardite and Herderite 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 Lizardite and Herderite chemical formula.

Chemical formula of Lizardite- Mg 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.

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Lizardite and Herderite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Lizardite and Herderite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Lizardite and Herderite Optical Properties during the identification of gemstone. Specific gravity of Lizardite is 2.90-3.02 whereas that of Herderite is 2.90-3.02.