...in 2019 during the renovation of a structure in the Carmona municipality of Seville... a mausoleum from 2,000 years ago with eight niches... had never been looted. The remains of six members of a wealthy family were interred in the communal grave. And there were various offerings on them, one of which was a quartz container with “a solid mass inside.” They belonged to the niche of a woman in her 40s...One of the amphora’s unique features is that it was carved in quartz, a very hard, resistant, and unusual material......Professor of Organic Chemistry José Rafael Ruiz Arrebola... stresses that...