Chrysocolla and Franklinite Physical Properties

Chrysocolla

Franklinite

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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

2.00-2.455.05-5.22

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)

1.6 Cleavage

none

None

1.7 Mohs Hardness

2-45.5-6

2 10

1.8 Chemical Composition

Cu₂H₂Si₂O₅(OH)₄

(Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

Chrysocolla and Franklinite Chemical Formula

While comparing Chrysocolla and Franklinite 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 Franklinite chemical formula.

Chemical formula of Chrysocolla- Cu₂H₂Si₂O₅(OH)₄
Chemical formula of Franklinite- (Zn,Mn2+ ,Fe2+ )(Fe3+ ,Mn3+ ) 2O 4Anthony et al , Handbook of mineralogy (2001)

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Chrysocolla and Franklinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysocolla and Franklinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysocolla and Franklinite Optical Properties during the identification of gemstone. Specific gravity of Chrysocolla is 5.05-5.22 whereas that of Franklinite is 5.05-5.22.