- Obsidian48,767 objects
- Ceramic (material)24,762 objects
- Acetate film11,073 objects
- Plate glass9,205 objects
- Wood (plant material)4,978 objects
- Bronze (metal)3,758 objects
- Shell (animal material)3,625 objects
- Metal3,573 objects
- Bone (material)2,908 objects
- Flint (rock)2,706 objects
- Cotton (textile)2,691 objects
- Chert2,606 objects
- Abalone shell2,430 objects
- Glass (material)2,294 objects
- Silk2,039 objects
- Silver (metal)2,016 objects
- Clay1,574 objects
- Copper (metal)1,503 objects
- Faience (composite material)1,406 objects
- Ivory (material)1,380 objects