Ludlamite and Langbeinite Physical Properties

Ludlamite

Langbeinite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Slowly dissolves in water

1.3 Durability

Not Available

1.4 Specific Gravity

3.1-3.2Not Available

1 7.18

1.5 Fracture

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

Conchoidal, Brittle

1.6 Cleavage

Vitreous, pearly on cleavage

None

1.7 Mohs Hardness

3-43.5-4

2 10

1.8 Chemical Composition

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

Not Available

Ludlamite and Langbeinite Chemical Formula

While comparing Ludlamite and Langbeinite 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 Langbeinite 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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Ludlamite and Langbeinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Langbeinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Langbeinite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is Not Available whereas that of Langbeinite is Not Available.