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