Here are some pictures of the cobblestone to diamond factory that I made.
My whole factory
Back of cobblestone Generator
front of cobblestone generator
power source (note would use repeator if it did not crash game)
Maceration
Automatic induction furnace
Statistics
produces 64 cobblestone per redstone tick
8 stacks of 64 cobblestone diamond ore block which can be transformed into 2 diamonds
when the cobblestone Generator was tested could be run at a redstone tick every 2 seconds
To make this factory I used the following mods:
Industrial Craft
Build Craft
Equivalence Exchange
Better than wolves
Eloraam's Red Power
Pfaef allocator mod