Here is the full list of all 55 Mechanic Miner achievements.
Complete act 1 in Story Mode
Escape the ship in the tutorial in Story Mode
You managed to escape the ship
Complete the tutorial in Story Mode
You finally reached the core
You built a bridge to get over the hole in the ship
Save the game at a checkpoint in Story Mode
You got safely over the piranha pond
Complete all optional quests in one Story Mode
You have upgraded your vehicle to be able to use the ballista
Kill the King Squid in Story Mode
You have killed the roach boss
Kill the Wrot Warden in Story Mode
Kill the Uber tortoise in Story Mode
You have mined some manganese minerals
Discover all resources in one Survival Mode game
You have successfully stabilized the flux vortex
Unlock all parts in one Survival Mode game
You have killed the worm boss
You have dissipated the flux barrier
Kill all type of monsters in one Survival Mode game
You have completed the act 1
Kill the Dweller at depth level 5 or above in Survival Mode
Kill the Dweller at depth level 10 or above in Survival Mode
Dissipate the Flux Vortex in Story Mode
Kill the Dweller at depth level 15 or above in Survival Mode
Reach a depth level of 5 in the Deep Cave in Survival Mode
Reach a depth level of 10 in the Deep Cave in Survival Mode
Reach a depth level of 15 in the Deep Cave in Survival Mode
Kill the Dweller in Story Mode or Survival Mode
Reach a speed of 88 blocks per second in any game mode
Kill 100 enemies in Story Mode or Survival Mode
Kill 1000 enemies in Story Mode or Survival Mode
Kill 10.000 enemies in Story Mode or Survival Mode
Harvest 100 resources in Story Mode or Survival Mode
Harvest 1000 resources in Story Mode or Survival Mode
Harvest 10.000 resources in Story Mode or Survival Mode
Customize your character
Survive an Aether Storm in Story Mode or Survival Mode
Die from one of your own bombs in any game mode
Have a weapon connected to all 4 types of modules at the same time in any game mode
Kill an enemy with poison in any game mode
Reach an altitude of 4600 blocks in any game mode
Die from drowning in any game mode
Construct any augmented part in any game mode
Play with at least one mod in any game mode
Upload a blueprint to the Steam Workshop in any game mode
Connect any two plumbings through a cross-joint connection in any game mode
Make a functional setup consisting of a lever, an engine and a boiler in any game mode
Kill an enemy that is attached to a grapplers hook in Story Mode or Survival Mode
Kill an enemy with a projectile that has ricocheted of the terrain atleast once in Story Mode or Survival Mode
Kill 5 enemies with one projectile using either the Ballista, Cannon or Railgun in Story Mode or Survival Mode
Connect any 4 unique Logic Gates using cable in any game mode
Play for total 365 ingame days