sustainability Article Model to Assess the Quality of Magmatic Rocks for Reliable and Sustainable Constructions Mihaela Todera¸s 1, Roland Iosif Moraru 2,* ID , Ciprian Danciu 1, Grigore Buia 3 and Lucian-Ionel Cioca 4,5 ID 1 Mining Engineering, Surveying and Civil Engineering Department, Faculty of Mines, University of Petrosani, 20 University Street, 332006 Petrosani, Romania;
[email protected] (M.T.);
[email protected] (C.D.) 2 Management and Industrial Engineering Department, Faculty of Mines, University of Petrosani, 20 University Street, 332006 Petrosani, Romania 3 Environmental Engineering and Geology Department, Faculty of Mines, University of Petrosani, 20 University Street, 332006 Petrosani, Romania;
[email protected] 4 Industrial Engineering and Management Department, Faculty of Engineering, Lucian Blaga University of Sibiu, 10 Victoriei Blv. Street, 550024 Sibiu, Romania;
[email protected] 5 Academy of Romanian Scientists, Splaiul Independentei, 54, Sector 5, 010071 Bucharest, Romania * Correspondence:
[email protected]; Tel.: +40-723-624-105 Received: 27 September 2017; Accepted: 17 October 2017; Published: 24 October 2017 Abstract: Geomechanical assessment of rocks requires knowledge of phenomena that occur under the influence of internal and external factors at a macroscopic or microscopic scale, when rocks are submitted to different actions. To elucidate the quantitative and qualitative geomechanical behavior of rocks, knowing their geological and physical–mechanical characteristics becomes an