This seed has a mobspawner,diamonds, and if u have the ruby mod, it has rubys too, its a massive cave system right below the spawn--justdig staright down and then follow the cave and youll come to a pit of lava, diamonds, iron, gold, coal, lapiz lazuli, and redstone are all here! its a great seed. the seed is" -9185715161060930991"
no quotations of course, but you need the dash
hope you enjoy the mod as much as i did!