Materials
- Obsidian12,096 objects
- Chert284 objects
- Flint (rock)80 objects
- Basalt (basic igneous rock)42 objects
- Quartz (mineral)20 objects
- Quartzite18 objects
- Glass (material)17 objects
- Antler (material)10 objects
- Jasper10 objects
- Opal6 objects
- Bone (material)5 objects
- Chalcedony5 objects
- Slate (rock)5 objects
- Wood (plant material)5 objects
- Agate (chalcedony)4 objects
- Steel (alloy)4 objects
- Shell (animal material)3 objects
- Sinew (material)3 objects
- Copper (metal)2 objects
- Granite (rock)2 objects