Costantini, Armando, University of Siena, Italy

• Journal of Lithic Studies Vol 3 No 2 (2016): Proceedings of the 10th International Symposium on Knappable Materials, Barcelona - ISKM 2015 - Barcelona - Research Articles
  New challenges in the study of lithic raw materials in central Italy at the dawn of metal working societies: La Pietra and other radiolarite quarry-workshops in Tuscany
  Abstract  PDF  HTML  Figure 1. The area of central-southern Tuscany (modified satellite pictures).  Figure 2. Location of the radiolarite exploitation sites mentioned in the text. 1-La Pietra quarry and workshop; 2-Albatreri quarry and workshop; 3-Petorsola workshop; 4-Poggio Mutti workshop; 5-Valle Lagorara quarry and workshop (Campana & Maggi 2002)...  Figure 3. Different views of La Pietra rock cliff: A-air photograph with the Farma stream on the right; B-the outcrop seen from the opposite side of the Farma stream; C-detail of the south-eastern wall of the outcrop; D-detail of the southern wall of...  Figure 7. Geographical distribution of the main burial caves mentioned in the text (Fontino and San Giuseppe groups) (data from Moroni et al. 2016. Satellite image: Google, Image Landsat 2015).  Figure 8. The radiolarite (“Diaspri”) outcrops of the Tuscan and Ligurian domains in the area of central-southern Tuscany with La Pietra. Map created with ArcGIS®software. Data from Geodatabase of Tuscany (Regione Toscana 2015).  Figure 9. Presence of anthropic traces in the radiolarite outcrops surveyed (“-” no traces; “+” traces). Modified from map created with ArcGIS software. Data from Geodatabase of Tuscany (Regione Toscana 2015).  Figure 11. Petorsola ophiolite olistolith and radiolarite outcrop.  Figure 12. Albatreti quarry-workshop: A & B. outcropping radiolarite layers with traces of hammering; C. radiolarite detritus and debitage waste along the slope of the Albatreti stream; D. a preform of probable Copper Age date.