Rough Scales

Rough Scales are a treasure.

Source
Rough Scales can be found as a collectible in the following area: It can be obtained as a drop from the following creature:
 * Just off the zig-zagging path that leads into Fodina Caestino from the dungeon entrance, there is an old yellow bulldozer next to a pool of water marking a dead-end. At the furthest corner of the dead-end is a cluster of three saplings, and the treasure can be found there.
 * Gurangatch - 75% chance