| GEM |
COLOR |
CUT |
HARD |
| Amber |
Brown, orange, red, yellow |
Cabochon, carved |
2.5 |
| Amethyst |
Purple |
Cabochon, oval, pear |
7 |
| Aventurine |
Green, white |
Cabochon, carved |
7 |
| Citrine |
Yellow |
Emerald, oval, rectangular |
7 |
| Coral |
Black, blue, pink, red, white |
Cabochon, carved |
2.5-2.75 |
| Diamond |
Blue, clear, green, pink, violet, yellow |
Marquise, oval, pear, round |
10 |
| Emerald |
Green |
Cabochon, oval, pear, rectangular |
7.5-8 |
| Eyes (Bull, Cat, Hawk, Tiger) |
Blue, green, yellow |
Cabochon |
7 |
| Hematite |
Dark grey, black with red interior |
Cabochon, carved |
6.5 |
| Ivory |
White |
Cabochon, carved |
2.5-2.75 |
| Jade |
Blue, green, red, white, yellow |
Cabochon, carved |
7 |
| Lapis Lazuli |
Blue |
Cabochon, carved |
5-5.5 |
| Malachite |
Green |
Cabochon, carved |
4 |
| Moonstone |
Milky white, dull yellow, yellow grey, greenish grey |
Cabochon |
6-6.5 |
| Onyx |
Black/white, gray/white |
Cabochon, carved |
7 |
| Opal |
Black, white |
Cabochon |
5.5-6.5 |
| Opal, Fire |
Orange, red, yellow |
Cabochon, faceted |
5.5-6.5 |
| Pearl |
Black, grey, pink, white |
Bean, egg, pear, round |
2.5-4.5 |
| Peridot |
Yellow green |
Oval, pear, rectangular, round, square |
6.5-7 |
| Quartz |
Clear |
Emerald, oval, rectangular |
7 |
| Quartz, Rose |
Pink |
Cabochon, carved |
7 |
| Ruby |
Red |
Cabochon, oval, round |
9 |
| Ruby, Star |
Blue, gray, red |
Cabochon |
9 |
| Sapphire |
Blue, clear, green, pink, violet, yellow |
Cabochon, oval, rectangular, round, square |
9 |
| Sapphire, Cat’s Eye |
Yellow |
Cabochon |
8.5 |
| Sapphire, Star |
Blue, gray, red |
Cabochon |
9 |
| Topaz |
Blue, clear, pink, yellow |
Oval, pear, rectangular, round |
8 |
| Turquoise |
Sky blue |
Cabochon, carved |
5-6 |
