Materials
- Ocher (pigment)90 objects
- Slate (rock)28 objects
- Paint (coating)18 objects
- Sandstone5 objects
- Hematite4 objects
- Shell (animal material)3 objects
- Wood (plant material)3 objects
- Basalt (basic igneous rock)2 objects
- Ceramic (material)2 objects
- Lava2 objects
- Quartzite2 objects
- Soapstone (metamorphic rock)2 objects
- Brass (alloy)1 objects
- Bronze (metal)1 objects
- Clay1 objects
- Fir (wood)1 objects
- Granite (rock)1 objects
- Granite (rock) (stone)1 objects
- Limonite1 objects
- Ocher (pigment) (mineral)1 objects