Just faster mining, 3 strikes for 3 ore.

Longer than vanilla, but more ore. 27 strikes yields 27 ore.

Twice the ore as vanilla, a third of the time. 3 strikes yields 6 ore.

Twice the ore as vanilla, slightly reduced time. 6 strikes for 6 ore.

Triple the ore, a third of the number of strikes. 3 strikes yields 9 ore.

Same number of strikes as vanilla but 3 times the output. 9 strikes for 9 ore.