Materials
- Obsidian7,413 objects
- Chert97 objects
- Basalt (basic igneous rock)36 objects
- Flint (rock)8 objects
- Quartz (mineral)5 objects
- Jasper4 objects
- Slate (rock)4 objects
- Opal2 objects
- Opal glass2 objects
- Schist2 objects
- Agate (chalcedony)1 objects
- Antler (material)1 objects
- Iron (metal)1 objects
- Jade (rock)1 objects
- Quartzite1 objects
- Rhyolite1 objects