Ludlamite and Goldstone Physical Properties

Ludlamite

Goldstone

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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

3.1-3.22.50-2.80

1 7.18

1.5 Fracture

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

torn surfaces, (e.g. fractured metals).

1.6 Cleavage

Vitreous, pearly on cleavage

None

1.7 Mohs Hardness

3-46

2 10

1.8 Chemical Composition

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

Ludlamite and Goldstone Chemical Formula

While comparing Ludlamite and Goldstone 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 Goldstone 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 Goldstone- Au

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Ludlamite and Goldstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Goldstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Goldstone Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 2.50-2.80 whereas that of Goldstone is 2.50-2.80.