This is a very simple powerminer script using action bar drop ore.

Able to powermine anywhere. Just change the variables to whatever type of ore you wish.

Set-Up:

-> Drag the ore you want to mine to Action Bar Slot 1

-> Start near rocks

-> Have at least 1 free space in your inventory

Here's a look:

Script Here -> https://pastebin.com/yPNPs0H8

Reached 12+k/hr exp (very little yes, not sure why) without urns.