If a Borg ship (PlayerRace = 6) destroys another ship, it will attempt to beam up debris of the destroyed ship.

Neutronium_gathered =
   Neutronium_on_ship

Tritanium_gathered =
   Tritanium_on_ship + Hull_tritanium_cost

Duranium and Molybdenum are gathered using the same formula as Tritanium. The order is Tritanium, Duranium, Molybdenum; if the cargo room is full before all minerals are gathered, the excess is not loaded up.

This is a testing version.
It may be incomplete, and have more bugs (or features) than the public live version at planetscentral.com.