Here is the full list of all 50 The Magical Mixture Mill achievements.
Brew 500 potions.
Complete the tutorial.
Have 10 workstations in the workshop.
Destroy 10 resources with one origin ability.
Go to bed within one hour of midnight, 7 days in a row.
Find a diamond by crushing a geode.
Fully enchant a sickle.
Fully enchant an axe.
Fully enchant a pick.