1 runite = 6 adamantite = 18 mithril = 54 coal = 162 iron = 486 tin/copper 10,489gp = 26,244gp /31,104gp 1 dragonstone = 5 diamond = 15 ruby = 45 emerald = 135 sapphire 10,631 = 49,005gp 1 magic = 3 yew = 9 maple = 27 oak = 81 normal 1,658gp = 32,076gp 1 monkfish = 3 bass = 9 tuna = 27 trout = 81 shrimp/anchovies/crayfish/sardines 322gp = 810gp /1296gp /6075gp /3240gp Jagex should let us make iron from coal, yew from magic etc. It would change prices a bit, now alomst all of transmutations are wortless.