You can mine it in the Al Kharid desert in the pay-to-play area.
granite can be minned via the desert. here's a guide i found on runescape:
You can mine Granite deep in Al-Kharid Desert.Note: You can't make Granite Armour in Runescape, the Armour is either a monster drop or Reward in some way.
There is a certain area deep in the Desert which has a good few deposits.
To get it from the mine, you use a pickaxe. To cut it into smaller pieces, you use a chisel on a larger piece of granite. Or, if you have a chisel in your toolbelt, just click on the piece of granite.
In Runescape you cannot make granite armor the only types of armor you can make areBronzeIronSteelBlackMithrilAdamantRuneAnd some pieces of Dragon armor
There is no way to make Granite mauls on Runescape
Granite Armour can't be made in Runescape, it consists of monster drops and various mini-game rewards.
No sorry
if your strength is better than your attack level you should get granite maul
Training on coal at seers coal mine is probably the best way to get it faster.
You need level 30 mining to mine Coal in Runescape.
There is a mine that is southwest of Al Kharid. You can mine it there