The Grand Exchange price is 52 GP each.
Chaos alters let you make chaos runes assuming you have rune essense in your inventory and you actually are in the alter
Currently, rune scimitars are worth 30,434 coins. The price is always changing though.
Look on a bestiary guide on runescape help sites.
as of October 4, 2012 a blood rune is worth 278 coins.
Rune Pickaxe - 18,145gp - 20,055gp
go to the grand exchange and check
The current market price for rune bar is: 18,905 - 20,895
I think it's 20k
F2P: Air rune Earth rune Fire rune Water rune Body rune Chaos rune Cosmic rune Death rune Law rune Mind rune Nature rune P2P: Dust rune Lava rune Mist rune Mud rune Smoke rune Steam rune Astral rune Blood rune Soul rune Extra: Rune Essence(F2P) Pure Essence(P2P) As you can see there is quite a few -Dd_rulez
Level 85. It isn't really important: at that level you can make money about as fast mining clay, than mining rune ore. The rune ore is worth a lot, but it also takes much longer to get.
4682 if gran exchange and 12000 at store
it is worth 140.5k