How do I open Mines? November 20, 2020 00:35 Mines become available at level 27. After unlocking them, you can mine ore and gems for production. Related articles Where can I get tools to finish the construction of certain buildings? What do I need seashells for and how can I get them? What is the Beach, the Pier, the Tunnel and expedition on the large Ship? How do I unlock extra land on my island? Comments 0 comments Article is closed for comments.