Full list of all 15 Hexic achievements worth 200 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Windows Phone.
Finished the How-To-Play Tutorial
Created a Color Clear Hex from 5 hexes
Made a Flower Bomb
Make a cluster of Line Clear Hexes
Finish a level by using an Assist on your last move
Use every Booster and Assist in the game
Use +3 Moves and finish a level in the last 3 moves
Make 100 Line Clear Hexes
Make 200 Color Clear Hexes
Finish 33 levels
Stay in it to win it
Bond with your good friend Hexy
Earn three stars on 42 levels
Use all moves in a level without clearing any Dark Fragments
Finished an anomaly level without letting an anomaly out