Opal

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 chain mail
(1, -1, D:1)
  a +0 dagger
(24, 2, D:1)
  18 sling bullets
(30, -13, D:1)
  17 arrows
(33, -2, D:1)
  a +0 ring mail
(34, -19, D:1)
  a +0 club
(39, -24, D:1)
  a +0 ring mail
(40, 21, D:1)
  a +0 whip
(43, -12, D:1)
  a +0 club
  a hobgoblin corpse
(45, -3, D:1)
  a +0 hunting sling
(46, -31, D:1)
  a cursed -1 short sword
(46, -1, D:1)
  26 stones
(47, 18, D:1)
  a stone
(47, 19, D:1)
  a stone
(47, 21, D:1)
  a stone
(47, 22, D:1)
  a stone
(49, 5, D:1)
  a goblin corpse
(52, 0, D:1)
  a hobgoblin corpse (skeletalised by now)
(57, -29, D:1)
  a rat corpse (skeletalised by now)
(59, -31, D:1)
  a kobold corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse
(0, 1, D:2)
  a cursed -2 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a stone
(0, 4, D:3)
  a +0 whip