Mielsch 1985: 804-806; Gnoli 1988: 154-157; Sidebotham et al. 2001; Klemm and Klemm 2008: 291-294
Location:
50 km south-west of Safaga, Eastern Desert
Material:
Several varities of dark green granite with white or light grey inclusions (grantio verde della sedia di San Pietro or ophytes and granito verde della sedia di San Lorenzo); exported in Roman Imperial period, predominately to Italy