Sedimentary study of shiranish formation at Hijran Section-North Iraq

الملخص EN

Shiranish has been studied at Hijran section near Erbil city, NE Iraq.

Fifty two thin-sections were prepared to study them under polarized microscope, to determine the petrographic component, organic content and digenetic processes.

Rock units subdivided into four rock beds, as follows : dolostone, foraminiferal biomicrite, poorly washed biomicrite and micrite.

Vertical succession of Shiranish Formation refers to off-shore quite marine environment.