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PINK TOPURMALINE           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.
Stone Price: USD  26.00 2.14 cts. Pink tourmaline single
  x Pieces: 1 Pink tourmaline x x Type: 100% Natural
 
  Color: Pink   Shape: Oval
                 
  Weight: 2.14 Carats   Size: 9.8 x 6.5 mm.
 
  Clarity: MI3   Luster: Good
 
  Treatment: None (N)   Origin: Madagascar
We use a  microscopic photography system.   Refr. Index: 1.62-1.64   Hardness 7.5
The actual gemstone is smaller than the images shown.
 
                                                      Inclusions seen in photos will be less visible to the naked eye.
Stone Price: USD  26.00

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