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
SETS TOURMALINE              NATURAL COLOR               Hardness 7. 

Return to >> Set Double table tourmaline

 

68.60 cts. Set Double table sliced tourmaline 

Pair: 29.3 x 25.2 mm. single Tour.28.6 x 27 mm.

Moderately included.  Enhancement: none (N)

stone PRICE  

USD 549 .00

ORIGIN: Madagascar

  ref:SetdtT6860 

Hardness: 7 - 7.5

Growth zoning in a tourmaline crystal.

Specific Gravity: 3.0+
Refractive Index: 1.62 - 1.68
Chemical Composition: Na(Li,Al)3Al6Si6O18(BO3)3 (OH)4, Sodium Lithium Aluminum Boro-Silicate Hydroxide
Crystal Structure: Trigonal

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.