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         LOOSE PEACH TOURMALINE     NATURAL COLOR     Hardness 7.5 
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RETURN TO »» Peach Tourmaline       
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.
29.46 cts. Natural Pear peach tourmaline single
Pear Peach tourmaline gemstone, exclusive loose faceted tourmalines, Madagascar gemstones shopping x Pieces: 1 Tourmaline x x Type: 100% Natural
Color: Peach Shape: Pear
Weight: 29.46 Carats Size: 25.8 x 17.7   mm
Clarity: Slightly included Luster: Good
Treatment: None (N) Origin: Madagascar
Color tone: Medium Refr. Index: 1.62-1.64 Hardness 7.5
The actual gemstone is smaller than the images shown. Depth: 9.4 mm.
(S.u.g.f. cut)

Stone Price:  USD 6680.00

ref:Tsd 2946 


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Hardness: 7 - 7.5
Specific Gravity: 3.0+   Visual Catalog
Refractive Index: 1.62 - 1.68 Tourmaline data
Chemical Composition: Na(Li,Al)3Al6Si6O18(BO3)3 (OH)4, Sodium Lithium Aluminum Boro-Silicate Hydroxide   Cutting Styles
Crystal Structure: Trigonal   Ask a question
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