Diamonds in the rough - reconsidering the scientific and heritage value of heat-altered stones in prehistoric archaeology through a systematic literature review [version 1; peer review: 2 approved]
Background Heat-altered stones (HAS) are commonly reported in prehistoric sites across several continents, yet they continue to be generally overlooked and systematic studies on them are scarce.Methods We performed a systematic literature review which consisted of searching journal articles, book chapters and books published in English, in Scopus a