OMPHALOS“OMPHALOS #1,” 2010, 10.5″X8″X4″. Navel carved into a stone. Quartz rock. "OMPHALOS #1," 2010, 10.5"X8"X4". Navel carved into a stone. Quartz rock. "OMPHALOS #2," 2014, 10"X7"X4". Navel carved into a stone. Quartz rock. "OMPHALOS #3," 2017, 10.5"X9"X5". Navel carved into a stone. Quartz rock.