[1] Univ Haifa, Zinman Inst Archaeol, Lab Ground Stone Tools Res, IL-3498898 Haifa, Israel
[2] Univ Haifa, Zinman Inst Archaeol, IL-31905 Haifa, Israel
[3] David Yallin Acad Coll Educ, IL-91035 Jerusalem, Israel
[4] Johannes Gutenberg Univ Mainz, Inst Geosci, D-55099 Mainz, Germany
[5] Kibbutz Maayan Baruch, Baruch, Israel