Germanium Ingots are salvageable items in Endless Ocean 2. When scanned using the Multisensor, they are shown to be made of metal and high-density materials.
In-Game Description
"A pure-germanium ingot. Germanium is now widely used in fiber-optic systems around the world."
Appraisal Reward
The appraisal reward for finding one of these ingots is one thousand and six-hundred pelagos.