Ludlamite and Covellite Physical Properties

Ludlamite

Covellite

Add ⊕

1 Physical Properties

1.1 Tenacity

Not Available

Flexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.24.6-4.76

1 7.18

1.5 Fracture

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

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

1.6 Cleavage

Vitreous, pearly on cleavage

Perfect on {0001}

1.7 Mohs Hardness

3-4Not Available

2 10

1.8 Chemical Composition

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

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

Ludlamite and Covellite Chemical Formula

While comparing Ludlamite and Covellite 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 Ludlamite and Covellite chemical formula.

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

Compare Green Gemstones

Ludlamite Vs Musgravite

Ludlamite Vs Moonstone

Ludlamite Vs Moss Agate

Ludlamite and Covellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Covellite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 4.6-4.76 whereas that of Covellite is 4.6-4.76.