Ludlamite and Rubellite Tourmaline Physical Properties

Ludlamite

Rubellite Tourmaline

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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

3.1-3.2Not Available

1 7.18

1.5 Fracture

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

Not Available

1.6 Cleavage

Vitreous, pearly on cleavage

None

1.7 Mohs Hardness

3-42.5-3

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 Rubellite Tourmaline Chemical Formula

While comparing Ludlamite and Rubellite Tourmaline 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 Rubellite Tourmaline 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 Rubellite Tourmaline- Ag

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Ludlamite and Rubellite Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ludlamite and Rubellite Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ludlamite and Rubellite Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Ludlamite is Not Available whereas that of Rubellite Tourmaline is Not Available.