Ludlamite and Jadeite Physical Properties

Ludlamite

Jadeite

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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

3.1-3.23.28-3.38

1 7.18

1.5 Fracture

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

Splintery, UnevenArthur Thomas, Difficult, Fibrous

1.6 Cleavage

Vitreous, pearly on cleavage

Good on [110]

1.7 Mohs Hardness

3-46.5-7

2 10

1.8 Chemical Composition

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

NaAlSi 2O 6Ulrich Henn and Claudio C.

Ludlamite and Jadeite Chemical Formula

While comparing Ludlamite and Jadeite 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 Jadeite 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 Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.

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Ludlamite and Jadeite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Jadeite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Jadeite Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 3.28-3.38 whereas that of Jadeite is 3.28-3.38.