In archaeology, heat treatment of stone is the process of “making” a new material for tool
production. Its invention in the African Middle Stone Age was an important step in the …

Intentional heat treating of toolstone has been documented to have begun at least by 70 K
BP; however, the advantages of such treatment have been debated for decades. There are …

This study investigates and compares methods to quantify color changes in quartzite rocks
after repeated heating episodes. We collected quartzite samples from the southern Cape …

In archaeology, heat treatment is the intentional transformation of stone (normally
sedimentary silica rocks) by fire to produce materials with improved fracture properties. It has …

A petrographic characterization has been used here, for the first time, in the study of lithic
raw materials exploited in prehistoric Sicily. Our research interests one of the oldest …

The eastern escarpment breaks of the Southern High Plains of Texas are both a geomorphic
and ecotonal transition zone from the high plains surface to the Rolling Plains below. The …

This chapter reviews the different performance characteristics of rocks employed as various
types of heating elements. Raw materials, which exhibit distinct performance characteristics …

This chapter introduces the book by presenting an overview of fire-cracked rock (FCR)
research, including cutting edge techniques employed to study FCR, such as organic …

This thesis focuses on two archaeological sites from the Woodland Period, Blackwell One
(AgHn-12) and Blackwell Two (AgHn-14), which lie roughly 8 km northeast of Sarnia …

Ogallala Formation layers and clasts of silcrete, locally known as Macy silcrete, are
documented throughout an 83,000-acre research area located along the Southern High …