troilite /trōˈi-līt/

Native ferrous sulphide, found in meteorites

• backcasting
• backcasts
• back catalogue
• back catalogues
• back-chain
• back channel
• back channels
• backchat
• backchats
• backchatted
• backchatting
• back-cloth
• back-cloths
• back-comb
• back-combed
• back-combing
• back-combs
• back-country
• backcourt
• backcourts
• back-crawl
• back-cross
• back-crossed
• back-crosses
• back-crossing