Clinochlore and Petalite Physical Properties

Clinochlore

Petalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-3.022.40

1 7.18

1.5 Fracture

Uneven

Subconchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

{001} Perfect

Perfect on {001}, poor on {201} with 38.5° angle between the two

1.7 Mohs Hardness

2-2.56-6.5

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)

LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Clinochlore and Petalite Chemical Formula

While comparing Clinochlore and Petalite 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 Clinochlore and Petalite chemical formula.

Chemical formula of Clinochlore- (Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Petalite- LiAlSi 4O 10Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Green Gemstones

Clinochlore Vs Dravite

Clinochlore Vs Demantoid

Clinochlore Vs Dioptase

Clinochlore and Petalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clinochlore and Petalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clinochlore and Petalite Optical Properties during the identification of gemstone. Specific gravity of Clinochlore is 2.40 whereas that of Petalite is 2.40.