Here is the full list of all 66 Happy Mining achievements.
Collect your first stone.
Collect 1.000 stones.
Collect 10.000 stones.
Collect 100.000 stones.
Mine 1.000.000 stones.
Collect your first wood.
Collect 1.000 wood.
Collect 10.000 wood.
Collect 100.000 wood.
Collect 1.000.000 wood.
Collect your first iron ore.
Collect 1.000 iron ore.
Collect 10.000 iron ore.
Collect 100.000 iron ore.
Collect 1.000.000 iron ore.
Collect your first silver ore.
Collect 1.000 silver ore
Collect 10.000 silver ore.
Collect 100.000 silver ore.
Collect 1.000.000 silver ore.
Collect your first gold ore.
Collect 1.000 gold ore.
Collect 10.000 gold ore.
Collect 100.000 gold ore.
Collect 1.000.000 gold ore.
Collect your first geode.
Collect 1.000 geode.
Collect 10.000 geode.
Collect 100.000 geode.
Collect 1.000.000 geode.
Complete the tutorial quest.
Reach the area : The Forest
Reach the area : The Crater
Reach the area : The Mine
Reach the area : The Farm
Reach the area : Marketplace
Unlock the workbench.
Unlock the forge.
Unlock the fine forge.
Unlock the wood oven.
Unlock the iron smelter.
Unlock high-performance smelter..
Unlock the stone press.
Find all "Wind Cut" skillstones.
Find all "Meteor Claw" skillstones
Find all "Scale Spike" skillstones
Reach the max level.
Buy the merchant house.
Buy the tavern.
Buy the first terraced house.
Buy the town aquarium.
Buy a town house.
Buy a citizen house
Buy a duplex house
Buy the pet trader house.
Buy the second terraced house.
Buy the mage house.
Buy the town hall.
Find the legendary weapon "Reaper"
Find the legendary weapon "Diablo"
Find the legendary weapon "Excalibur"
Unlock the Cooking pot.
Buy the farm.