Azurmalachite and Herderite Physical Properties

Azurmalachite

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

3.70-3.952.90-3.02

1 7.18

1.5 Fracture

ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)

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

1.6 Cleavage

1,1 basal.

Indistinct on {110}

1.7 Mohs Hardness

3.5-45-5.5

2 10

1.8 Chemical Composition

(Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)

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

Azurmalachite and Herderite Chemical Formula

While comparing Azurmalachite 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 Azurmalachite and Herderite chemical formula.

Chemical formula of Azurmalachite- (Cu) 3(OH) 2(CO 3) 2 + Cu 2(CO 3)(OH) 2Gemdat.org , Management Team (2012)
Chemical formula of Herderite- CaBePO 4(F,OH)Ulrich Henn and Claudio C.

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Azurmalachite and Herderite Specific Gravity

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