Holmquistite and Chrysocolla Physical Properties

Holmquistite

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

2.95-3.132.00-2.45

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{210} Perfect

none

1.7 Mohs Hardness

5-62-4

2 10

1.8 Chemical Composition

Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)

Cu₂H₂Si₂O₅(OH)₄

Holmquistite and Chrysocolla Chemical Formula

While comparing Holmquistite 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 Holmquistite and Chrysocolla chemical formula.

Chemical formula of Holmquistite- Li 2[(Mg,Fe2+ ) 3Al 2]Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Holmquistite and Chrysocolla Specific Gravity

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