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| LOOSE
EMERALD NATURAL
COLOR
Hardness 7.5 |
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EMERALD
Online
Certificate
| Chemical Composition:
Al2 Be3(Si6 O18), Beryllium Aluminum Silicate |
| Crystal Structure:
Hexagonal |
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| Gems are generally found in pegmatites. | |
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1.47
cts. Octagon cut Emerald single |
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x |
Pieces: |
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Emerald |
x |
x |
Type: |
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100% Natural |
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Color: |
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Medium
green |
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Shape: |
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Octagon faceted |
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Weight: |
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1.47
Carats |
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Size: |
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7 x 5.8
mm. |
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Clarity: |
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MI1 |
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Luster: |
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Excellent |
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Treatment: |
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(O)
Oiling diffusion |
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Origin: |
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Madagascar |
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| We use a microscopic photography |
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Refr. Index: |
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1.57 - 1.60 |
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Hardness |
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7.5
- 8 |
| system. The actual gemstone is smaller than the images shown. |
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| Stone
price:
USD 1690.00
ref:
EMde147
Depth: 5.3 mm.
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A.
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Customer Commitment |
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Qualified Gemologists |
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EMERALD |
|
Fluent English Support by e-mail |
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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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