Vivianite and Chrysocolla Physical Properties

Vivianite

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

2.64-2.702.00-2.45

1 7.18

1.5 Fracture

(e.g. graphite).

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

1.6 Cleavage

{010} Perfect

none

1.7 Mohs Hardness

Not Available2-4

2 10

1.8 Chemical Composition

Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.

Cu₂H₂Si₂O₅(OH)₄

Vivianite and Chrysocolla Chemical Formula

While comparing Vivianite 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 Vivianite and Chrysocolla chemical formula.

Chemical formula of Vivianite- Fe 3(PO 4) 2 8H 2OUlrich Henn and Claudio C.
Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄

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Vivianite and Chrysocolla Specific Gravity

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