Stones/Gems with O
- Obsidian
- Ore
- Oro
- Olive
- Ores
- Opaque
- Olivine
- orange calcite
- Oracle
- Opale
- Old
- ONYX
- Oxford
- Opalo
- Osmium
- Advertisement
- Oynx
- One
- octopus
- Orange sapphire
- Olivia
- obsidiana
- Obsidion
- Orange Stone
- ornament
- obisdian
- Orchid
- oak
- oval diamond
- Obsedian
- Oval stone
- One stone
- Ople
The words in the list Stones/Gems with O come from players of the word game Categories game.