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LOOSE
SET
TOURMALINE NATURAL COLOR
Hardness
7.5 |
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Crystaline system: Trigonal. |
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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. |
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2.25 cts. Set
Oval chrome tourmaline
/ rubellite single |
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x |
Pieces: |
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2
Tourmalines |
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Type: |
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100% Natural |
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Color: |
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Green-red
medium |
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Shape: |
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Oval |
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Weight: |
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2.25 Carats |
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Size: |
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7.8
x 5.6 mm. |
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Clarity: |
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SI1 |
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Luster: |
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Excellent |
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Treatment: |
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None
(N) |
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Origin: |
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Madagascar |
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We use a microscopic photography system. |
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Refr. Index: |
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1.62-1.64 |
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Hardness |
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7.5 |
The actual gemstone is smaller than the images shown. |
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Untreated
in any way |
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Stone Price: USD 555.00
ref:SetTOr/ch225
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SET TOURMALINE |
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