Utica is located near two large slate formations , the Marcellus and Steubenville formations . Utica is located near two large shale formations , the Marcellus and Steubenville formations .
Utica terletak berhampiran dengan dua formasi batu tulis yang besar, formasi Marcellus dan Steubenville. Utica terletak berhampiran dengan dua formasi syal besar, formasi Marcellus dan Steubenville.