Full list of all 16 The Golden Compass achievements worth 1,000 gamerscore. It takes around 12-15 hours to unlock all of the achievements on Xbox 360.
Complete the game.
Find at least 3 Elixers of the Witch.
Reach the North Camp
Collect at least 50 Alethiometer Symbol Meanings
Collect at least 80 Alethiometer Symbol Meanings
Collect all 108 Alethiometer Symbol Meanings.
Defeat the Shaman Boss
Defeat the Tranq Tank Boss
Defeat Queen Vala
Defeat the Samoyed Hunter Boss
Defeat the Flame Thrower Boss
Defeat King Ragnar
Defeat the Zeppelin
Answer at least 30 Alethiometer Questions
Answer all 48 Alethiometer Questions
Complete at least 25 Deception Games with "Success" rating.