Here is a link I came across to Craighall. It has a very interesting account of the history of the Hopes and thought you might like to take a look if you haven’t seen it already. http://www.ajbhope.net/11-craighall-castle-fife-scot/ All the very best, Mike Hope.
The two-week dig will try to establish, once and for all, some precise dating for the creation of the monument.
It is also targeting the significance of the smaller bluestones that stand inside the giant sarsen pillars