Travel to the Living Tombs in the Sinking Sands at ( -369, -141, -1041 ) Copy/waypoint -369, -141, -1041. Gather five stoneware fragments, which look like broken pots:
( -605, 9, 317 ) Copy/waypoint -605, 9, 317 near entrance, hang a left before you drop down
( -560, 8, 313 ) Copy/waypoint -560, 8, 313 near entrance, further along the same duct as the first
( -500, 8, 317 ) Copy/waypoint -500, 8, 317 near entrance, further along the same duct as the second
( -294, 15, 291 ) Copy/waypoint -294, 15, 291 in the water duct leading to the Priestess' Court
( -418, 14, 288 ) Copy/waypoint -418, 14, 288 east of the fourth, heading back to the entrance