GRAND SOUL GEMS:
Anvil, Mages Guild, Felan Relas sells one.
Bravil, Mages Guid, Ardaline sells one.
Bruma, Mages Guild, Selena Orianna sells one.
Cheydinhal, Mages Guild, Eilonwy sells one.
Chorrol, Mages Guild, Angalmo sells one.
Leyawiin, Mages Guild, Alves Uvenim sells one.
Drakelowe, on Carbolo's upper reaches south of Cheydinhal Located in Basement
Squandred Mine, Northeast from Drakelowe (make sure you search every barrel, chest, etc.)
Crayfish Cave, South/Southeast of Drakelowe (make sure you search every barrel, chest, etc.)
Nornal (Ayleid Ruin), West of Drakelowe (make sure you search every barrel, chest, etc.)
Chorrol, Mages Guild, in display cases
Imperial City, Arcane University (not just in the main room, the sleeping quarters, etc.)
Imperial City, Market District, Mystic Emporium (the Merchant sells one)
Im not that old just cause i remeber getting a butter knife to hook my gaming system up to the back of the tv lol