Chlorite group and Ludlamite Physical Properties

Chlorite group

Ludlamite

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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

2.6-3.33.1-3.2

1 7.18

1.5 Fracture

Lamellar

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

Perfect 001

Vitreous, pearly on cleavage

1.7 Mohs Hardness

2-2.53-4

2 10

1.8 Chemical Composition

Not Available

(Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Chlorite group and Ludlamite Chemical Formula

While comparing Chlorite group and Ludlamite 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 Chlorite group and Ludlamite chemical formula.

Chemical formula of Ludlamite- (Fe2+ ,Mg,Mn2+ ) 3(PO 4) 2 · 4H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Chlorite group and Ludlamite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chlorite group and Ludlamite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chlorite group and Ludlamite Optical Properties during the identification of gemstone. Specific gravity of Chlorite group is 3.1-3.2 whereas that of Ludlamite is 3.1-3.2.