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LOOSE PEAR RUBELLITE                 NATURAL COLOR                 Hardness 7.5  
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Tourmaline chemical composition is (Na, Li,Ca) (Fe2, Mg, Mn, Al)3 Al6 I(OH)4 I (BO3)3ISi6O18I .
Crystaline system: Trigonal.
Occurences: In the acid magmatic rocks and associated pegmatites, limestones and schists, placers.
Coloured tourmalines are related to sodolithic pegmatites.
One distinguishes two principal types of tourmalines: the hexagonal type and the triangular one.
39.76 cts.Pear rubellite tourmaline single
Pear rubellite tourmaline gemstone, exclusive loose faceted tourmalines, Madagascar gemstones shopping x Pieces: 1 Rubellite x x Type: 100% Natural
Color: Purple-Red Shape: Pear faceted
Weight: 39.76 Carats Size: 25.3 x 19.8 mm.
Clarity: MI2 Luster: Good
Treatment: None (N) Origin: Madagascar
Inclusion visible on the table Refr. Index: 1.62-1.64 Hardness 7.5
 
Stone Price: USD 6357.00

ref:Trd 3976

Pear rubellite tourmaline gemstone, exclusive loose faceted tourmalines, Madagascar gemstones shopping   

Depth:12 mm.

   
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- Scale determining the purity of a stone.  -
FL NFL SI1 SI2 MI1
Flaw less Near flaw less Slightly included 1 Slightly included 2 Medium included 1
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MI2 MI3 VI1 VI2 HI
Medium included 2 Medium included 3 Very included 1 Very included 2 Highly included
 
 
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