Clinochlore and Afghanite Physical Properties

Clinochlore

Afghanite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.60-3.02

2.55-2.65

1.5 Fracture

Uneven

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

1.6 Cleavage

{001} Perfect

Perfect {10 1 0}

1.7 Mohs Hardness

2-2.5

5.5-6

1.8 Chemical Composition

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

(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Clinochlore and Afghanite Chemical Formula

While comparing Clinochlore and Afghanite 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 Afghanite chemical formula.

Chemical formula of Clinochlore- (Mg,Fe2+ ) 5Al(Si 3Al)O 10(OH) 8Anthony et al , Handbook of mineralogy (2001)
Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)

Compare Green Gemstones

Clinochlore Vs Demantoid

Clinochlore Vs Dioptase

Clinochlore Vs Dravite

Clinochlore and Afghanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clinochlore and Afghanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clinochlore and Afghanite Optical Properties during the identification of gemstone. Specific gravity of Clinochlore is 2.55-2.65 whereas that of Afghanite is 2.55-2.65.