which gem exactly you missing ?
Thunder, lightening and darkness
Just light not lightening
5. Diminus Castle (Guy in a small house)
3. Magic store in Witton (unlocks gem 5) have you check these two location?
light gem at 5. Diminus Castle (Guy in a small house)
thunder gem at 3. Magic store in Witton
darkness gem at old ashton house with priest that can't get until you have all 5 gem
