The Upper Crétacé rocks of Krashok formation, Massive formation and Shiranish
formation, are very important for petrol and gas reserve, where it is the importance petrol
reserves in Syria. 25 samples of these two formations werestudied.The Massive
formation
had a good Petrological character as reserves rocks ,where it contain calc rocks, which
have good reserving properties, and it cover the hole area , and it contain a petrol. Where
the Shiranish formation is almost homogenies, and contain calc-marl-clay rocks with
foraminifera, and it divide into three zones, depending on it is petro physical properties, the
upper zone is the most absorb of petrol, by comparison whit others zones, which show
there are many indicators reserve characteristicin these formation.
Hydrogen sulfide gas is naturally present in the environment, and with the progress of science and the increasing need for energy, the emissions of toxic and polluting gases to the environment, including hydrogen sulfide gas, have increased as a result of industrial processes carried out by humans.
