|
|
Mineral,
Description
|
Quantity
ordered, Carat price $U.S.
|
 |
Less
100 Car.
|
100-500
Car.
|
500
Car. and up
|
|
Rough
|
Cut
|
Emerald: |
|
|
|
•
Slabs ( 4 - 6mm thick ) |
$3.00
|
$2.50
|
$2.00
|
|
|
|
•
Large Slabs (
7-9 mm thick and up) |
$4.00
|
$3.25
|
$2.80
|
|
|
|
•
Crystals: Grade
A |
-
|
$2.00
|
$1.50
|
| |
|
Grade
C |
-
|
$1.00
|
$0.80
|
| |
Red
Beryl: |
|
|
|
•
Slabs |
$4.50
|
$3.75
|
$3.25
|
| |
Aquamarine: |
|
|
|
•
Slabs |
$5.00
|
$4.00
|
$3.00
|
| |
|
The
best Paraiba Tourmaline imitation |
|
|
|
•
Slabs |
$7.50
|
$6.75
|
$6.25
|
| Mineral
Description |
 Crystals
grown be the hydrothermal method, weight 100-150 Car. Also seedless,
flawless slabs
weighting 10-50 Car.
I.R. - 1.58; H - 7.5-8.0; D - 2.67-2.70. Cutting angles: Pavilion
- 43°; Crown-42°.
Grade A - crystals - eye clean, no more than 2-3 short perpendicular
cracks.
Grade C - crystals conain a lot of inclusions and cracks |
|
