“Quartz - xls 65 cm (120 Kg) found in 1996, here photographed with my son Aaron - photo A. Gamboni - Coll. Museo Geologico Mineralogico Naturalistico Caprera Island, Stagnali, La Maddalena, Olbia-Tempio Pausania Province, Sardinia, Italy.”
Antonio Gamboni - 23rd November 2009