Natural Bi Color Tourmaline
Bi color tourmaline is the name given to tourmaline which displays more than one color in the same cystal. |
- Sorry, Bi Color Tourmaline is out of stock!
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Bi Color Tourmaline Profile
Color information: |
Green, red, yellow, orange. brown, green, pink. |
Refractive Index: |
1.624(+.005, -.005) - 1.644(+.006, -.006) |
Chemical Composition: |
(NaCa)(LI,MgFe,Al)9B3Si6(O,OH)31 |
Hardness: |
7-7.5 |
Density: |
3.06 (.05, +.15) |
Crystal Group: |
Hexagonal |
Ocurrence: |
East Africa, Brazil, USA, Afghanistan, Nigeria, Madagascar. |
Sign of the Zodiac: |
N/A |
Month of the year: |
N/A |
Tourmaline is a gemstone noted for the large number of colors in which it occurs. The chemical composition of tourmaline is extremely complex and the variations reveal themselves in a large variety of colors.
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Finest gems/ |
Sapphire Single
From our finest gemstones collection
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Size: |
15.60 X 6.00 MM |
Weight: |
4.650 CTS |
Shape: |
Octagon |
Clarity: |
Slightly included |
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Usually ships within 24 hours |
OUR PRICE
USD 8640.00
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Deal of the Day/ |
Danburite Single
limited time offer, ref# XDN155mv
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Size: |
8.10 X 6.50 MM |
Weight: |
1.620 CTS |
Shape: |
Oval |
Clarity: |
Eye clean |
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Usually ships within 24 hours |
10 % OFF, YOU SAVE 1.70 USD |
NOW ONLY
USD 15.31
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Todays Trade/ |
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Gemstone Variety: |
Hits |
Index |
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Amber |
+742 |
+0.0% |
average price USD 179.62 per item |
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Sapphire |
-900 |
+-0.0% |
average price USD 384.08 per item |
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Alexandrite |
-309 |
+-0.0% |
average price USD 1949.21 per item |
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Anatase |
+46 |
+0.0% |
average price USD 206.25 per item |
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Turquoise |
+44 |
+0.0% |
average price USD 55.56 per item |
See more
real time gem reports. |
Exchange rates to USD |
Canada Dollars |
1.363 |
Euro |
0.922 |
United Kingdom Pounds |
0.790 |
Japan Yen |
155.810 |
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our prices in your home currency. |
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