Here is the full list of all 47 Miner Lou achievements.
Complete Level 1 on any difficulty
50 enemies defeated
100 enemies defeated
Reach 100 DPS
Reach 200 DPS
Reach 300 DPS
Complete Level 2 on any difficulty
Complete the Tutorial
Complete Level 3 on any difficulty
Complete Level 4 on any difficulty
Complete Level 5 on any difficulty
Complete Level 6 on any difficulty
Complete Level 8 on any difficulty
Complete Level 9 on any difficulty
500 enemies defeated
1000 enemies defeated
5000 enemies defeated
10,000 enemies defeated
100,000 enemies defeated
1,000,000 enemies defeated
Reach 500 DPS
Reach 3000 DPS
Reach 999 DPS