Vanadinite and Ludlamite Physical Properties

Vanadinite

Ludlamite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

6.8-7.13.1-3.2

1 7.18

1.5 Fracture

Uneven, Conchoidal, Brittle

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

1.6 Cleavage

None

Vitreous, pearly on cleavage

1.7 Mohs Hardness

3-43-4

2 10

1.8 Chemical Composition

C20H36

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

Vanadinite and Ludlamite Chemical Formula

While comparing Vanadinite 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 Vanadinite and Ludlamite chemical formula.

Chemical formula of Vanadinite- C20H36
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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Vanadinite and Ludlamite Specific Gravity

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