Searches out ore in the nearby area.  Simply click a block and it searches in the opposite direction for you.

By default, the weakest items can only find coal and iron, and the higher levels can find better ores.

The config file can control everything you need; it looks like this currently

https://github.com/PrinceOfAmber/Prospectors/blob/master/prospectors.cfg

Any ore or block, vanilla or modded, can be added in the config file.  Eventually i may add built in support for some of the most common ores.  

Issue tracker link is above.  let me know of any feedback or improvements.

Textures are subject to change

Modpack permissions: go for it.