User talk:2A00:23C6:B311:BC00:4C3B:324F:B85A:897E

Recent edit to Madre de Dios Mine
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Madre de Dios Mine, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Materialscientist (talk) 13:51, 11 February 2020 (UTC)