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