Imperial Topaz and Ludlamite Physical Properties

Imperial Topaz

Ludlamite

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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

3.49-3.573.1-3.2

1 7.18

1.5 Fracture

Uneven

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

1.6 Cleavage

Not Available

Vitreous, pearly on cleavage

1.7 Mohs Hardness

83-4

2 10

1.8 Chemical Composition

Not Available

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

Imperial Topaz and Ludlamite Chemical Formula

While comparing Imperial Topaz 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 Imperial Topaz and Ludlamite 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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Imperial Topaz and Ludlamite Specific Gravity

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