Here is the full list of all 19 Murder Miners achievements.
Cast your holy spittle on 10 filthy unbelievers.
Placed 1000 Individual Blocks with the Miner Gun
Kill 50 AI Zombies
Get a +20 in Survival Mode
Win 10 Games
Get 50 total Minergun kills in games with 6+ players
Get a +8 against humans in a 6+ player game
Get 2 human headshots with a single sniper shot in a 6+ player game
Murder the flag in a 6+ player game
Win Infection with 6+ players
Get a +2 as a zombie in a 6+ player game
Grab 5 Humans as a Zombie in a 6+ player game
Destory 100 blocks as a zombie in a 6+ player game
Be the last human alive in a 6+ infection game
Reach level 10 as a Zombie in a 6+ player game
Win Free For All with 6+ players
Get a +4 against humans in a 6+ player game
Get 10 total kills with the Murderbike
Get a +2 against humans in a 6+ player game