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VIOLET
SAPPHIRE NATURAL
COLOR
Hardness 9 |
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VIOLET
SAPPHIRE
Chemical properties: corundum is composed of pure alumina; its colouring is due to metallic | oxide traces or inclusions. The color of sapphire
is due to iron and titanium oxide. | This
violet sapphire gives its best
effect under
electric lighting. | Gems are generally
found in
alluvium, but come either from basaltic slags, or from metamorphized
marble. | | | | | 1.64 cts.
Pear violet sapphire single | | |
| | x | Pieces: | | 1 Sapphire | x | x | Type: | | 100% Natural | | | | | | | | | | | Color: | | Violet | | | Shape: | | Pear faceted | | | | | | | | | | | Weight: | | 1.64 Carats | | | Size: | | 8.9
x 6.1
mm | | | | | | | | | | | Clarity: | | SI2 | | | Luster: | | Excellent | | | | | | | | | | | Treatment: | | None
(N) | | | Origin: | | Madagascar | | | | | | | | | | Image
light source: Daylight | | Refr. Index: | | 1.76-1.78 | | | Hardness | | 9 | | | | | | | | | | | | Untreated in any way. | |
Stone
Price:
USD 1720.00 ref:SAvtp164
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Depth: 4.1 mm. |
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VIOLET
SAPPHIRE |
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Scale determining the purity of a stone.
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FL |
NFL |
SI1 |
SI2 |
MI1 |
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Flaw
less |
Near
flaw less |
Slightly
included 1 |
Slightly
included 2 |
Medium
included 1 |
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MI2 |
MI3 |
VI1 |
VI2 |
HI |
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Medium
included 2 |
Medium
included 3 |
Very
included 1 |
Very
included 2 |
Highly
included |
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