Here is the full list of all 28 Mosaic achievements. It takes around 10-12 hours to unlock all of the achievements on Windows.
Prestige five times!
Prestige once!
Spend more than 100k blops in under 1 minute
Collect more than 100k blops in under 1 minute
Reach level 75
Upgrade BlipVault to level 10
Gather 1M Blops!
Blip for 1 hour continuously
Upgrade Autoblip speed to level 10
Reach level 50
Spend more than 10k blops in under 1 minute
Gather 100k Blops!
Unlock Autoblip and BlipVault
Keep full vault for more than ten minutes of continuous play
Upgrade Blip-button to level 12
Reach level 25
Gather 10.000 Blops!
Upgrade Blip-button to level 11
Upgrade Blip button to level 10
Reach level 10
Gather 1000 Blops!
Gather 100 Blops!
Reach level 2
Upgrade Blip button to level 2
Gather 1 Blop!
Gather 1B Blops!
Gather 1T Blops!
Prestige ten times!