To help out @Revopoint-Fay in creating a tutorial, I helped her record this video.
As you can see in the video, all you need to do to make short work of scanning a thin object is just to place some feature-rich reference objects around it for MIRACO to track.
You can click here to explore her detailed tutorial: Mastering MIRACO: A Beginner’s Guide to 3D Scanning- Lesson # 2-How to Scan Thin Objects