Pleonaste and Chrysocolla Physical Properties

Pleonaste

Chrysocolla

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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

3.802.00-2.45

1 7.18

1.5 Fracture

Not Available

Sub-Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

none

1.7 Mohs Hardness

82-4

2 10

1.8 Chemical Composition

(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)

Cu₂H₂Si₂O₅(OH)₄

Pleonaste and Chrysocolla Chemical Formula

While comparing Pleonaste and Chrysocolla 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 Pleonaste and Chrysocolla chemical formula.

Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Pleonaste and Chrysocolla Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonaste and Chrysocolla Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Chrysocolla Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 2.00-2.45 whereas that of Chrysocolla is 2.00-2.45.