You will find a lot of different examples in this jounal : Archaeological Prospection. Fluxgate magnetic gradiometer is today the most common geophysical instrument for archaeology.
The 'prospection' surveys conducted by my team in southern Italy come close to what you appear to be asking for. Have a look at my Academia page, section on Rural Life Project preliminary reports (https://rug.academia.edu/MartijnvanLeusen/Rural-Life-Project-(preliminary-reports). Several of these focus on fluxgate magnetometer surveys.