Throughout the level, there are sparkling lumps of crystal that you have to hit with the pickaxe. Underneath the ore carts are extra pickaxes. Mine For Gems is a challenge in Brimstone Mine. It is awarded by smashing all nine ores with a pickaxe. Retrieved from "https://cactusmccoy.fandom.com/wiki/Mine_For_Gems?oldid=11308" Categories: Challenges Cactus McCoy and The Curse of Thorns Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.