Synthetic Seismic Reflection Modelling in a Supercritical Geothermal System: An Image of the K-Horizon in the Larderello Field (Italy)

Table 1

Interpretation models proposed in the literature to explain the evidence of the K-horizon in seismic profiles in the Larderello geothermal system. The corresponding references are quoted.

Interpretation model	Source
Mineral phase transition (quartz α-β)	Marini and Manzella, 2005 [17]
Brittle-ductile transition with tectonic implication in extensional setting	Cameli et al., 1993 and 1998 [14, 15]; Liotta and Ranalli, 1999 [62]; Brogi et al., 2003 [18]
Rheological variation with tectonic implication in compressive setting	Finetti et al., 2001 [19]
Natural hydrofracturing close to lithological or petrophysical changes	Vanorio et al., 2004 [20]; De Matteis et al., 2008 [21]
Thermometamorphic aureole at the top of Quaternary granites	Bertini et al., 2006 [10]
Warm fluids at overpressure conditions	Tinivella et al., 2005 [72]