this mod packs primary mods are...
- allomancy by legobmw99
- Feruchemey by blits49
- Hemalurgy by leafreynolds
all three of these mods work with each other and has naturally spawning ore around your world.
using a bunch of mods that add dungeons and structures to the game you will have no shortage of exploration.
you can also follow a custom questline that takes you through the mod teaching you about the three powers and helps you use them.