There are quite a few organizations and companies that have made this work possible. Many thanks to:
In addition to my personal grant they also provided my mentee Amy Lewis with a Learning & Leading Fieldwork Apprenticeship grant, which enables her to work in Endalen on this project.
The National Museum of Wales (Cardiff), for letting me use their facilities for sample analysis (in particular the 3D laser scanner)
Realstone Ltd, who send me sample blocks free of charge
R.P. Williams-Jones, who let me raid their Old Red Sandstone stock to make samples with