Services     SINGLE STONES            PAIRS                     SETS                CABOCHONS         COLLECTOR'S       DESIGNER'S    
 Site map          WELCOME          ORDER TERMS           MINERALS                RESERVE           CONTACT US          ABOUT US    
Usually ships within 24 hours     SEARCH FORM   HELP   INFO. FR   TRACK ORDERS    GEM GUIDE
ROUND RUBELLITE  TOURMALINE   NATURAL COLOR   Hardness 7.5  
Online Certificate
RETURN TO »» RUBELLITE
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.
10.32 cts. Round rubellite tourmaline single

x Pieces: 1 Rubellite x x Type: 100% Natural
Color: Pinkish-purple Shape: Round faceted
Weight: 10.32 Carats Size: 13.5 mm.
Clarity: MI1 Luster: Very 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 1474.00 

 ref:Trr 957

       

 Depth:9 mm.

   
This is a virtual certificate compiled from the lab data for the gemstone being examined. Clarity is based on magnification
under a 10X corrected loupe. All gemology performed by GGGems. Jean & Alain Darbellay guaranteeing that this stone  
                        is 100% natural. Prices and availability are subject to change without notice.
Why Shop With GGGems.com ?
12-Days Inspection Period
Gemological Authenticity
No Risk Payment
No Risk Return Policy
Swiss Owned
24 Hour Email Response
Secure Insured Delivery A. Darbellay;  your guide to GGGems.com
Customer Commitment
Qualified Gemologists RETURN TO »» RUBELLITE
Fluent English Support by e-mail
Order Terms                              Faq                            Reserve Collection
Back to top  Litho therapy Minerals Collector's Cabochons Contact us
 
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   Ask a question
Crystal Structure: Trigonal   Gem-O-Scope
- 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
-------------------------------------------------------------------------------------------------------------------------------------------------------------------
MI2 MI3 VI1 VI2 HI
Medium included 2 Medium included 3 Very included 1 Very included 2 Highly included
 
 
Will ship Worldwide
  Green Verdict Image
© 1987 - 2015  gggems.com  All rights reserved.