Plumbogummite and Chrysocolla Physical Properties

Plumbogummite

Chrysocolla

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.014

2.00-2.45

1.5 Fracture

Uneven, Conchoidal

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

1.6 Cleavage

None

none

1.7 Mohs Hardness

4-5

2-4

1.8 Chemical Composition

Not Available

Cu₂H₂Si₂O₅(OH)₄

Plumbogummite and Chrysocolla Chemical Formula

While comparing Plumbogummite 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 Plumbogummite and Chrysocolla chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Plumbogummite and Chrysocolla Specific Gravity

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