Materials
- Obsidian24,571 objects
- Chert597 objects
- Flint (rock)495 objects
- Basalt (basic igneous rock)72 objects
- Quartz (mineral)32 objects
- Glass (material)26 objects
- Agate (chalcedony)23 objects
- Jasper23 objects
- Quartzite23 objects
- Bone (material)12 objects
- Antler (material)11 objects
- Acetate film10 objects
- Plate glass10 objects
- Slate (rock)10 objects
- Opal8 objects
- Chalcedony7 objects
- Petrified wood7 objects
- Wood (plant material)6 objects
- Iron (metal)4 objects
- Quartz crystal4 objects