Prospecting help

[BaKu]

hi guys I'm prospecting and cutting the gems but I have no idea what to do with uncommon gems like :
Lapis Lazuli, Tiger Opal etc.
And my question is - What to do with gems for biggest profit?
Any ideas would be rly appriciated

 

[BaKu]

anyone ?

 

[marskingsize]

Shadowfire Necklace - Spell - World of Warcraft and Ornate Band - Spell - World of Warcraft

sell to vendor or disenchant = profit

greetings