Actually, here is what a good Fire Mage Gear List is, it shows gear and where it comes from:
If the gear is a World Drop, it has the link showing who it drops off, if its not, it showsexactly who and where its from:
Fire +Damage Gear
Head: Eye of Flame -
http://wow.allakhazam.com/db/item.html?witem=3075
Neck: N/A
Shoulders: Flameseer Mantle - Uldaman (Dungeon)
Galgann Firehammer (44 - 500)+ 17.38% (15,245)
Back:Mageflame Cloak -
http://wow.allakhazam.com/db/item.html?witem=13007
Chest: Cindercloth Robe(Crafted) -
http://wow.allakhazam.com/db/spell.html?wspell=12069
Bracers: N/A
Hands: Inferno Gloves(Crafted) -
http://wow.allakhazam.com/db/spell.html?wspell=22868
Belt: Sash of the Burning Heart - Blackrock Depths (Dungeon)
Bael'Gar (49 - 57)+ 15.29% (2,688)
Legs: Cindercloth Pants(Crafted) -
http://wow.allakhazam.com/db/spell.html?wspell=18434
Boots: Fire Striders - Stratholme (Dungeon)
Balnazzar (57 - 62)+ 15.62% (6,432)
Rings: Flaming Band - Hall of Blackhand (Dungeon)
Pyroguard Emberseer (485 - 500)+ 17.44% (21,652)
Trinkets: Fire Ruby(QUEST REWARD) - Destroy Morphaz (Mage only)
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Well, there you are, i hope that helps with your gear needs! =D