Here is the full list of all 40 Microsoft Mahjong (Windows) achievements worth 1,000 gamerscore.
Came back each day of an entire month and completed at least one Daily Challenge
Made 10,000 matches.
Won a diamond Daily Challenge badge
Completed the Match Attack Daily Challenge with at least 1 minute left on the clock.
Matched a pair of lightning tiles with only 1 move left before they explode.
Completed a puzzle while using each of four different themes.
Cleared the board with golden tiles being the last match on the board.
Matched three identical pairs in a row
Completed four different puzzles in the expert category.
Completed 4 expert puzzles using the Tranquility theme.
Completed 10 puzzles on Hard difficulty without using a reshuffle or undo.
Completed a puzzle within three turns after using a reshuffle.
Made 1,000 matches.
Played the Daily Challenge 5 days in a row
Using the Tranquility theme, matched the following tiles in sequince N, E, S, W
Completed the Dragon puzzle without using a reshuffle or undo.
Won your first Daily Challenge
Made three consecutive matches with wild tiles.
Played your first Daily Challenge
Completed Nautilus Puzzle without using a shuffle or undo.
Completed a Hard Puzzle
Completed an entire puzzle using the "Show Available Tiles" option.
Changed Themes
Made 100 matches.
Completed a Puzzle
Completed the Turtle puzzle layout for the first time.
Made 5 matches in under 15 seconds.
Completed the tutorial.
Reach "No More Moves" three games in a row on three different puzzles.
Complete a puzzle in under 3 minutes.
Win 12 bronze Daily Challenge badges
Win 10 silver Daily Challenge badges
Win 8 gold Daily Challenge badges
Complete every Daily Challenge in a month
Complete Nautilus Puzzle where the last match made contains a tile from the tail end of the spiral
Complete the following puzzles in sequence: Butterfly, Turtle, Ray, Dragon
Complete the same puzzle 20 times
Complete the Train puzzle using the Cosmos theme 5 times
Complete an expert puzzle in five minutes or less
After reaching "No more moves", undo at least 10 moves in a row and then complete the puzzle