|
|
Mineral,
Description
|
Quantity
ordered, price $U.S.
|
 |
Less
100 Car.
|
100-500
Car.
|
500
Car. and up
|
|
Rough
|
Cut
|
|
|
|
|
|
|
|
•
Red and Pink Spinel
|
$6.00
|
$5.50
|
$5.00
|
|
|
|
•
Blue Spinel
|
$7.50
|
$6.50
|
$6.00
|
|
|
|
•
Yellow Samarium Gadolinium Garnet |
$3.00
|
$2.50
|
$2.00
|
| Mineral
Description |
 These
are gem quality, flux-grown, red, pink and blue well developed octahedrons,
also clusters, weighting 2-5 Car. This material is extremely similar
to the natural Spinel.
I.R. - 1.72-1.75; H - 8.0; D - 3.5-3.7. Cutting angles: Pavilion
- 40°; Crown - 40°.
GGG properties: I.R. - 2.03; H - 6.5; D -
7.05. Cutting
angles: Pavilion - 41°; Crown - 37°. All others varieties are close
in properties. |
|
