RIO DE JANEIRO, May 23 (Reuters) - Brazil's Libra prospectin the subsalt area that will be auctioned in the second half ofOctober has between 26 billion and 42 billion barrels ofin-place oil, Magda Chambriard, director of the ANP oil agencysaid on Thursday.
"This is really different; it's very big," she said of acolumn of oil in the prospect thought to be 326 meters deep.
Recoverable oil in the prospect could be 8 billion to 12billion barrels, which would make it the biggest discovery inBrazil, Chambriard said.