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

LOOSE BI-COLOR TOURMALINE   NATURAL COLOR    Hardness 7.5 

RETURN TO »»  TOURMALINE BI COLOR

  Trillion Bi-color tourmaline gemstone, exclusive loose faceted tourmalines, Madagascar gemstones shopping

 4.46 cts. Bi-color tourmaline pear Single 

 10.6 x 9 mm. (S.u.g.f. cut)

  Loupe clean.  Enhancement: none (N)

stone PRICE  

USD 556.00

ORIGIN: Madagascar

  ref: Tbid 446   
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
Tourmaline Discovery
 
To purchase a stone from this site click to ORDER 
Order Terms                              Faq                            Reserve Collection
Back to top  Litho therapy Minerals Collector's Cabochons Contact us
 

 

 

 

 
 
Will ship Worldwide
  Green Verdict Image
© 1987 - 2015  gggems.com  All rights reserved.