Inspect the chest in West Fort Irontoe to get a gempack. ( -274, 216, -160 ) Copy/waypoint -274, 216, -160
Enter Kaladim and go to Brell's March. ( -18, 26, -179 ) Copy/waypoint -18, 26, -179 to recover various gems that conceal arcane purposes and to find and destroy the goblin's source of gem analyzing.
Kill living chests to collect some Underfoot stars (common update).
Seek and destroy the thing that is revealing the magic in the gems:
Find the Gem Analyzer in Brell's March. There are two spawn: ( 73, 23, -159 ) Copy/waypoint 72.70, 23, -159.36 or ( -97, 45, -188 ) Copy/waypoint -96.86, 45.29, -188.40.
Examine it and complete the subquest, Gem Analyzer.
Once the subquest is complete, return and interact with the gem analyzer.