This rock appears to have a mix of colors and textures that could suggest a few possibilities. Here are a few types of rocks that might match what you’re showing:
1. **Jasper**: This is a variety of chalcedony, which is a type of quartz. Jasper often comes in red, yellow, brown, or green colors and can have patterns or bands. The red and brown hues in your rock could be indicative of jasper.
2. **Agate**: Another form of chalcedony, agates are known for their banding. If your rock has layers or bands of different colors, it might be an agate. 3. **Petrified Wood**: This is fossilized wood where the organic material has been replaced by minerals, often silica. It can have a variety of colors and sometimes retains the wood grain pattern.
4. **Breccia**: This is a type of rock composed of broken fragments of minerals or rock cemented together by a fine-grained matrix. The varied texture and color could be from different minerals or rock types.
5. **Conglomerate**: Similar to breccia but with rounded fragments. If the pieces in your rock look more rounded than angular, it might be a conglomerate. 6. **Ironstone**: Rocks rich in iron can have red or brown coloration due to iron oxides. If there’s a significant amount of iron, it could be ironstone.
source
So that's not a cookie?