Ludlamite and Sanidine Physical Properties

Ludlamite

Sanidine

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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

3.1-3.22.54-2.61

1 7.18

1.5 Fracture

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

Uneven, Uneven, Gems, Sixth Edition (2006)

1.6 Cleavage

Vitreous, pearly on cleavage

{001} Perfect, {010} Good

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

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Ludlamite and Sanidine Chemical Formula

While comparing Ludlamite and Sanidine 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 Sanidine 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 Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Ludlamite and Sanidine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Sanidine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Sanidine Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is 2.54-2.61 whereas that of Sanidine is 2.54-2.61.