Chrysocolla and Hollandite Physical Properties

Chrysocolla

Hollandite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.00-2.455.05

1 7.18

1.5 Fracture

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

Brittle, Metallic

1.6 Cleavage

none

Distinct / Good, Prismatic

1.7 Mohs Hardness

2-44-6

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

Ba(Mn++++,Mn++)8O16

Chrysocolla and Hollandite Chemical Formula

While comparing Chrysocolla and Hollandite 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 Chrysocolla and Hollandite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Hollandite- Ba(Mn++++,Mn++)8O16

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Chrysocolla and Hollandite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Hollandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Hollandite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 5.05 whereas that of Hollandite is 5.05.