Orange Blast Shields appear in Metroid Prime Hunters, first encountered on Alinos. They are vulnerable to the Magmaul, and may be vulnerable to other fire-based weaponry (such as the Plasma Beam) as well. There are also Orange Force Fields.
Orange Blast Shield
Logbook entry
Analysis indicates the blast shield is impervious to most weapons. A blast of SUPERHEATED MAGMA may damage it.