| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Rockhounding Alaska: A Guide to 75 of the State's Best Rockhounding Sites | 978-0-7627-5084-9 | 2010 | |
| Rockhounding Alaska: A Guide to 80 of the State's Best Rockhounding Sites | 978-1-4930-3400-0 | 2019 | |
| Rockhounding Montana, 2nd: A Guide to 91 of Montana's Best Rockhounding Sites | 978-0-7627-3682-9 | 2006 | Robert Feldman |
| Rockhounding Northern California: A Guide to the Region's Best Rockhounding Sites | 978-1-4930-3702-5 | 2019 | |