OSE Gem Value + Type (d20)

Subcharts

Ornamental Stones (10gp Value) (d12)

d12 Result

1

Azurite (mottled deep blue)

2

Bonded Agate (striped brown and blue and white and reddish)

3

Blue Quartz (pale blue)

4

Eye Agate (circles of gray, white, brown, blue and/or green)

5

Hematite (gray-black)

6

Lapis Lazuli (light and dark blue with yellow flecks)

7

Malachite (striated light and dark green)

8

Moss Agate (pink or yellow-white with grayish or greenish "moss markings")

9

Obsidian (black)

10

Rhodochrosite (light pink)

11

Tiger's Eye (rich brown with golden center under-hue)

12

Turquoise (light blue-green)

Semi-Precious Stones (50gp Value) (d13)

d13 Result

1

Bloodstone (dark gray with red flecks)

2

Carnelian (orange to reddish brown (also called Sard))

3

Chalcedony (white)

4

Chrysoprose (apple green to emerald green)

5

Citrine (pale yellow-brown)

6

Jasper (blue, black to brown)

7

Moonstone (white with pale blue glow)

8

Onyx (bands of black and white or pure black or white)

9

Rock Crystal (clear)

10

Sardonyx (bands of sard (red) and onyx (white) orsard)

11

Smoky Quartz (gray, yellow, or blue (Cairngorm), all light)

12

Star Rose Quartz (translucent rosy stone with white "star" center)

13

Zircon (clear pale blue-green)

Fancy Stones (100-500gp Value) (d14)

d14 Result

1

Amber (watery gold to rich gold)

2

Alexandrite (dark green)

3

Amethyst (deep purple)

4

Aquamarine (pale blue-green)

5

Chrysoberyl (yellow-green to green)

6

Coral (crimson)

7

Garnet (red, brown-green, or violet)

8

Jade (light green, deep green, green and white, white)

9

Jet (deep black)

10

Pearl' (lustrous white, yellowish, pinkish, etc. to pure black)

11

Peridot (rich olive green)

12

Spinel (red, red-brown, deep green, or very deep blue)

13

Topaz (golden yellow)

14

Tourmaline (green pale, blue pale, brown pale, or reddish pale)

Precious Gem Stones (1000+ gp Value) (d14)

d14 Result

1

Black Opal (dark green with black mottling and golden flecks)

2

Block Sapphire (lustrous black with glowing highlights)

3

Diamond (clear blue-white with lesser stones clear white or pale tints)

4

Emerald (deep bright green)

5

Fire Opal (fiery red)

6

Jacinth (fiery orange)

7

Opal (pale blue with green and golden mottling)

8

Oriental Amethyst (rich purple)

9

Oriental Emerald (clear bright green)

10

Oriental Topaz (fiery yellow)

11

Ruby (clear red to deep crimson)

12

Sapphire (clear to medium blue)

13

Star Ruby (translucent ruby with white "star" center)

14

Star Sapphire (translucent sapphire with white "star" center)