Materials
- Ceramic (material)1,372 objects
- Basalt (basic igneous rock)678 objects
- Chert413 objects
- Quartzite252 objects
- Obsidian217 objects
- Quartz (mineral)122 objects
- Flint (rock)60 objects
- Acetate film45 objects
- Plant material45 objects
- Plate glass45 objects
- Wood (plant material)42 objects
- Clay39 objects
- Glass (material)33 objects
- Bone (material)24 objects
- Copper (metal)17 objects
- Wool (textile)17 objects
- Siliceous rock16 objects
- Limestone14 objects
- Sandstone13 objects
- Porcelain (material)12 objects