• P1016912
    • Tuff. North end of Hoy.
    • P1016913
    • Tuff. North end of Hoy.
    • P1016914
    • Flagstone. To show weathering. Coast,...
    • P1016915
    • Flagstone. To show weathering. Coast,...
    • P1016916
    • Granite or biotite gneiss. Quarry, 330...
    • P1016917
    • Granite or biotite gneiss. Quarry, 330...
    • P1016918
    • Granite or biotite gneiss. Quarry, 330...
    • P1016919
    • Granite or biotite gneiss. Quarry, 330...
    • P1016920
    • Granite or biotite gneiss. Quarry, 330...
    • P1016921
    • Granite or biotite gneiss. Quarry, 330...
    • P1016922
    • Granite or biotite gneiss. Quarry, 330...
    • P1016923
    • Camptonite. Dyke. Below HWM at Noust of...
    • P1016924
    • Camptonite. Dyke. Below HWM at Noust of...
    • P1016925
    • Arkose. Quarry near Burnside, on main...
    • P1016926
    • Arkose. Quarry near Burnside, on main...
    • P1016927
    • Arkose. Quarry near Burnside, on main...
    • P1016928
    • Arkose. Quarry near Burnside, on main...
    • P1016929
    • Quartz porphyry. On shore at Quoyelsh,...
    • P1016930
    • Quartz porphyry. Cliff, 1400 yds W of...
    • P1016931
    • Quartz porphyry. Quarry, 770 yds W 12...
    • P1016932
    • Quartz porphyry. Quarry, 770 yds W 12...
    • P1016933
    • Quartz porphyry. Quarry, 770 yds W 12...
    • P1016934
    • Biotite gneiss. Cliff, 1000 yds W 16...
    • P1016935
    • Biotite gneiss. Cliff, 1000 yds W 16...
    • P1016936
    • Biotite gneiss. Cliff, 1000 yds W 16...
    • P1016937
    • On roadway, 360 yds W 14 deg N of...
    • P1016938
    • On roadway, 360 yds W 14 deg N of...
    • P1016939
    • On roadway, 360 yds W 14 deg N of...
    • P1016940
    • Camptonite. Dyke. On shore, 0.25 mile W...
    • P1016941
    • From beach between Howeie Geo and Out...
    • P1016942
    • From beach between Howeie Geo and Out...
    • P1016943
    • From beach between Howeie Geo and Out...
    • P1016944
    • From beach between Howeie Geo and Out...
    • P1016945
    • From beach between Howeie Geo and Out...
    • P1016946
    • From beach between Howeie Geo and Out...
    • P1016947
    • From beach between Howeie Geo and Out...
    • P1016948
    • From beach between Howeie Geo and Out...
    • P1016949
    • From beach between Howeie Geo and Out...
    • P1016950
    • From beach between Howeie Geo and Out...
    • P1016951
    • From beach between Howeie Geo and Out...
    • P1016952
    • From beach between Howeie Geo and Out...
    • P1016953
    • From beach between Howeie Geo and Out...
    • P1016954
    • From beach between Howeie Geo and Out...
    • P1016955
    • From beach between Howeie Geo and Out...
    • P1016956
    • From beach between Howeie Geo and Out...
    • P1016957
    • From beach between Howeie Geo and Out...
    • P1016958
    • From beach between Howeie Geo and Out...
    • P1016959
    • Volcanic ash. Mouth of Braebuster Burn,...
    • P1016960
    • Volcanic ash. Mouth of Braebuster Burn,...
    • P1016961
    • Camptonite. Dyke. Shore, 800 yds W 23...
    • P1016962
    • Camptonite. Dyke. Shore, 800 yds W 23...
    • P1016963
    • Camptonite. Dyke. Shore, 500 yds W 4...
    • P1016964
    • Camptonite. Dyke. Shore, 0.25 mile N of...
    • P1016965
    • Camptonite. Dyke. Shore, 0.25 mile N of...
    • P1016966
    • Camptonite. Dyke. Shore, 0.25 mile N of...
    • P1016967
    • Camptonite. Dyke. Shore, 0.25 mile N of...
    • P1016968
    • [Camptonite on 1' map]. Dyke. 400 yds W...
    • P1016969
    • [Camptonite on 1' map]. Dyke. 400 yds W...
    • P1016970
    • [Camptonite on 1' map]. Dyke. 400 yds W...
    • P1016971
    • [Camptonite on 1' map]. Dyke. 400 yds W...