NTOUTSI, Ioanna, Ionian University of Greece, Department of History, 72, Ioannou Theotoki, Corfu, 49100, Greece, MEIMAROGLOU, Nikiforos, National Technical University of Athens, Greece, School of Civil Engineering, Zografou Campus 9, Iroon Polytechniou str, Zografou, Attica, 15780, Greece, KOSTOULAS, Panos, N.P.O Boulouki-Itinerant Workshop on Traditional Building Techniques, Nikitara 5-7, Athens, 10678, Greece, PAPATRECHAS, Christos, Hellenic Survey of Geology and Mineral Exploration, Spirou Lou 1, Acharnes, Attica, 13341, Greece and JACKSON, Marie D., Department of Geology and Geophysics, University of Utah, 115 S. 1460 E., FASB 383, Salt Lake City, UT 84112