gangue or gang /gang/

Rock in which ores are embedded

• oniscoid
• Oniscus
• on-job
• on-job training
• onkus
• on-lend
• on-lended
• on-lending
• on-lends
• on-licence
• on-licences
• onliest
• on liking
• on-line
• online
• on-liner
• onliner
• onliners
• on loan
• on location
• onlooker
• onlookers
• onlooking
• only
• only begetter