What Mese used to look like between 0.4_20120408 and 0.4_20120603.
Mese (sometimes called MESE) is the rarest material, found mostly underground. It can be found above ground on rare occassions (not in 0.4 anymore), but there is a greater chance of finding Mese deep underground.
Mese is used for crafting Mese Pickaxes.
||Input → Output
||Sticks + MESE
||Required to mine stone-related blocks and ores.