Phosgenite and Ludlamite Physical Properties

Phosgenite

Ludlamite

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1 Physical Properties

1.1 Tenacity

Sectile

Not Available

1.2 Solubility

Soluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.133.1-3.2

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), (e.g. graphite).

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

1.6 Cleavage

Distinct on {001} and {110}, indistinct on {100}

Vitreous, pearly on cleavage

1.7 Mohs Hardness

2-33-4

2 10

1.8 Chemical Composition

Pb 2(CO 3)Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Phosgenite and Ludlamite Chemical Formula

While comparing Phosgenite 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 Phosgenite and Ludlamite chemical formula.

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

Compare White Gemstones

Phosgenite Vs Rubellite

Phosgenite Vs Rock Crystal

Phosgenite Vs Quartz

Phosgenite and Ludlamite Specific Gravity

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