Azurmalachite and Prehnite Physical Properties

Azurmalachite

Prehnite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.70-3.95

2.80-2.95

1.5 Fracture

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

Uneven, Yellow, White, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

1.6 Cleavage

1,1 basal.

Distinct on [001]

1.7 Mohs Hardness

3.5-4

6-6.5

1.8 Chemical Composition

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

Ca₂Al₂Si₃O₁₂(OH)

Azurmalachite and Prehnite Chemical Formula

While comparing Azurmalachite and Prehnite 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 Prehnite 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 Prehnite- Ca₂Al₂Si₃O₁₂(OH)

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Azurmalachite and Prehnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Azurmalachite and Prehnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Azurmalachite and Prehnite Optical Properties during the identification of gemstone. Specific gravity of Azurmalachite is 2.80-2.95 whereas that of Prehnite is 2.80-2.95.