Wikipedia cites the Israeli geological survey http://www.ceri-mines.org/documents/27symposium/presentations/av02-4minster.pdf http://www.ceri-mines.org/document

Wikipedia cites the Israeli geological survey http://www.ceri-mines.org/documents/27symposium/presentations/av02-4minster.pdf http://www.ceri-mines.org/documents/27symposium/presentation... 300> bln tonnes of shale with only a fraction of it practically extractable. > • Out of the enormous geological reserves only a fraction (2-4%) may be defined as mineable, possibly around 1-2 X 10^9 tons. 10^9 tons is about 6.5 million barrels of oil if they have perfect extraction. There is a good reason why Israel hasn’t been exploiting shale oil on a large scale it’s not feasible nor economical at this point, and there is a huge question mark if it would ever be.