polianite /pōˈli-ə-nīt/

A steel-grey mineral, manganese dioxide

• paper-cigars
• paper clip
• paper clips
• paper-cloth
• paper-coal
• paper-credit
• paper-cutter
• paper-cutters
• paper-day
• paper-days
• papered
• paper-enamel
• paper engineering
• paperer
• paperers
• paper-faced
• paper fastener
• paper fasteners
• paper-feeder
• paper-feeders
• paper-file
• paper-files
• paper-folder
• paper-folders
• paper-gauge