Materials
- Obsidian13,694 objects
- Chert447 objects
- Flint (rock)382 objects
- Jasper21 objects
- Glass (material)17 objects
- Agate (chalcedony)14 objects
- Quartz (mineral)14 objects
- Metal12 objects
- Basalt (basic igneous rock)8 objects
- Slate (rock)6 objects
- Chalcedony5 objects
- Opal5 objects
- Petrified wood4 objects
- Quartzite4 objects
- Bone (material)3 objects
- Iron (metal)3 objects
- Granite (rock)2 objects
- Hornfels2 objects
- Ivory (material)2 objects
- Quartz crystal2 objects