Here is the full list of all 76 Mining Mechs achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Dig 5.000 blocks
Collect 100 jewelry
Collect 100 trash
Unlock the crane mech
Have $1.000.000
Collect 100 azurite
Collect 100 gold
Collect 100 realgar
Collect 30 sapphire
Collect 100 amethyst
Reach a depth of 1000m
Collect 100 diamond
Make a deal with the devil
Find a Hellstone
Pass the airlock
Collect 100 uranium
Unlock the rhino mech
Reach a depth of 900m
Collect 20 emerald
Collect 10 treasures
Collect 100 cobalt
Collect 100 copper
Collect 100 silver
Collect 100 tin
Sell for a total value of $1337
Unlock the kangaroo mech
Collect 10 ruby
Reach a depth of 800m
Reach a passive income of $100
Bounce on top of the airship
Find out how high you can fly
Collect diamond ore
Pass the plated stone barrier
Dig 2.000 blocks
Reach a depth of 700m
Reach a depth of 600m
Collect uranium ore
Unlock the snake mech
Unlock the turtle mech
Pass the outpost gate
Have $100k cash
Reach a depth of 500m
Deliver 1000 dirt
Collect amethyst ore
Collect gold ore
Reach a depth of 400m
Reach a depth of 300m
Unlock the scorpion mech
Collect azurite ore
Collect a ruby gem
Dig 1000 blocks
Reach a depth of 200m
Use confetti
Collect an emerald gem
Unlock the beetle mech
Sell $10k worth of ore at once
Collect realgar ore
Use a teleporter
Reach a depth of 100m
Collect a sapphire gem
Use a booster
Find a treasure chest
Unlock the worm mech
Collect cobalt ore
Get a mech to max level
Use an explosive
Collect jewelry
Reach mech level 3
Find cheese
Collect trash
Connect your first mine
Collect silver ore
Collect copper ore
Collect tin ore
Complete the Tutorial