Materials
- Basalt (basic igneous rock)91 objects
- Quartzite47 objects
- Chert24 objects
- Wood (plant material)22 objects
- Quartz (mineral)17 objects
- Sandstone9 objects
- Granite (rock)8 objects
- Obsidian7 objects
- Slate (rock)7 objects
- Flint (rock)5 objects
- Stone (worked rock) (stone)5 objects
- Acetate film3 objects
- Hornfels3 objects
- Igneous rock3 objects
- Plate glass3 objects
- Antler (material)2 objects
- Iron (metal)2 objects
- Jade (rock)2 objects
- Jadeite2 objects
- Limestone2 objects