The following is an archived discussion of the DYK nomination of the article below. Please do not modify this page. Subsequent comments should be made on the appropriate discussion page (such as this nomination's talk page, the article's talk page or Wikipedia talk:Did you know), unless there is consensus to re-open the discussion at this page. No further edits should be made to this page.
The result was: promoted by Yoninah (talk) 00:46, 30 December 2015 (UTC)
... that in the Mining industry of Yemen, as of 2013 there were 819 active mines where production included stone, gypsum, refined petroleum products, and salt (pictured a salt mine)?