Girl names 17
- Agate
Banded, many-coloured stone
- Amber
Golden fossil resin
- Beryl
The gem family of emerald and aquamarine
- Citrine
Golden-yellow quartz
- Coral
Pink-orange treasure of the reef
- Diamond
"Unbreakable"
- Emerald
The green gem, for green eyes
- Garnet
Deep red gem, like a pomegranate seed
- Jade
The green stone
- Lapis
"Stone"; the deep blue lapis lazuli
- Moonstone
Milky gem with a blue sheen
- Opal
Iridescent gem; from upala, "stone"
- Pearl
The lustrous gem from the sea
- Peridot
The olive-green gem
- Ruby
"Red"; the red gem
- Sapphire
The blue gem, for blue eyes
- Topaz
The golden-orange gem
Boy names 4
- Cobalt
Deep blue pigment; from Kobold, a mischievous goblin
- Copper
Warm red metal
- Jasper
Mottled red-brown stone; "treasurer"
- Quartz
Clear, common and tough
Unisex names 5
- Jet
Glossy black gem made from fossilized wood
- Obsidian
Glossy black volcanic glass
- Onyx
Banded black stone; Greek for "claw"
- Silver
Bright grey metal
- Tiger's Eye
Banded golden-brown stone