Materials
- Basalt (basic igneous rock)71 objects
- Quartzite46 objects
- Granite (rock)37 objects
- Sandstone14 objects
- Tufa9 objects
- Rhyolite3 objects
- Lava2 objects
- Obsidian2 objects
- Diabase (dolerite)1 objects
- Limestone1 objects
- Porphyry1 objects
- Sandstone (sandstone, shaped by pecking)1 objects
- Stone (worked rock)1 objects