Table 2 Lithostratigraphical subdivisions of the geology of Malta [22] and respective physical properties ([24]: 165)
From: Architectural ruins: geoculture of the anatomy of buildings as illustrated by Casa Ippolito, Malta
Formation | Porosity (%) | Compressive uniaxial strength (N/mm2) (dry) | Flexural strength (N/mm2) (dry) | Member | Age |
|---|---|---|---|---|---|
Upper coralline limestone | 2.4–32.3 | 8.8–67.2 | NA | Ä ebel Imbark | Messinian |
Tal-Pitkal | Tortonian/Messinian | ||||
Mtarfa | Tortonian | ||||
Għajn Melel | Tortonian | ||||
Greensand | 23.8–32.4 | NA | NA |  | Tortonian |
Blue clay | X | X | X | Â | Langhian/Tortonian |
Globigerina Limestone | 26.2–37.4 | 8.9–22.0 | 1.1–4.7 | Upper Globigerina | Burdigalian/Langhian |
Middle Globigerina | Aquitanian/Burdigalia | ||||
Lower Globigerina | Aquitanian | ||||
Lower coralline limestone | 1.8–28.3 | 6.8–105.0 | NA | Il-Mara | Chattian |
Xlendi | Chattian | ||||
Attard | Chattian | ||||
Magħlaq | Chattian |