OIL SHALE OF EGYPT
Ahmed El-Kammar
Oil Shale or Black shale It is dark, thinly laminated
shale (or marl), exceptionally rich in organic matter (5% or
more organic carbon) and sulphide (e.g., pyrite), and
more commonly containing unusual concentrations of
certain trace elements.
* The presentaion is attached
* Not for commercial uses
ساحة النقاش