Here is the full list of all 28 Moose Miners achievements.
Reach the end of the black magic gem or tree area
Cut down 10 000 000 trees
Mine 10 000 000 gems
Upgrade a moose to max capacity
Upgrade a moose to max saw damage
Reach a company value of $ 1 000 000 000 000
Craft a wand from a black gem and a black stick
Have a total of 10 000 moose under your command
Cut down 1 000 000 trees
Mine 1 000 000 gems
Upgrade a moose to max saw speed
Upgrade a moose to max speed
Reach a company value of $ 1 000 000 000
Mine 100 000 gems
Cut down 100 000 trees
Have a total of 1 000 moose under your command
Cut down a black tree
Mine a black gem
Mine a diamond gem
Reach first magic gem or tree
Cut down a diamond tree
Craft a wand
Reach a company value of $ 1 000 000
Cut down a gold tree
Cut down a tree
Have a total of 100 moose under your command
Reach the second gem type
Mine a gold gem