Materials
- Obsidian25,587 objects
- Chert605 objects
- Flint (rock)418 objects
- Basalt (basic igneous rock)46 objects
- Wood (plant material)28 objects
- Glass (material)27 objects
- Quartz (mineral)26 objects
- Jasper23 objects
- Agate (chalcedony)22 objects
- Antler (material)15 objects
- Slate (rock)15 objects
- Bone (material)14 objects
- Opal8 objects
- Petrified wood8 objects
- Hornfels7 objects
- Leather6 objects
- Stone (worked rock)6 objects
- Quartzite5 objects
- Sinew (material)5 objects
- Iron (metal)4 objects