• P1011926
    • Porphyrite. Lochaber Water Power...
    • P1011927
    • Mica schist. Close to twin dykes....
    • P1011928
    • Mica schist. Lochaber Water Power...
    • P1011929
    • Mica schist, with biotite, actinolite...
    • P1011930
    • Lamprophyre. From dyke in the schist....
    • P1011931
    • Mica schist (biotite spangles)....
    • P1011932
    • Mica schist, slickensided. Lochaber...
    • P1011933
    • Mica schist. Lochaber Water Power...
    • P1011934
    • Porphyrite. Lochaber Water Power...
    • P1011935
    • Porphyrite. Lochaber Water Power...
    • P1011936
    • Chilled edge of dyke where it cuts...
    • P1011937
    • Mica schist (biotite, garnet,...
    • P1011938
    • Feldspathic lamprophyre. Lochaber Water...
    • P1011939
    • Calcsilicate hornfels. Lochaber Water...
    • P1011940
    • Hornblende-biotite lamprophyre. Dyke....
    • P1011941
    • Aplite. From small intrusion showing on...
    • P1011942
    • Diorite, grey. Lochaber Water Power...
    • P1011943
    • Porphyritic granite, pink. Lochaber...
    • P1011944
    • Lamprophyre. Dyke cutting granite....
    • P1011945
    • Coarse porphyrite. Lochaber Water Power...
    • P1011946
    • Pinkish porphyritic granite. Lochaber...
    • P1011947
    • Hornblende-biotite porphyrite. Lochaber...
    • P1011948
    • Mica schist with actinolite and garnet....
    • P1011949
    • Mica schist with actinolite and garnet....
    • P1011950
    • Biotite-hornblende porphyrite. Lochaber...
    • P1011951
    • Garnetiferous mica schist. Lochaber...
    • P1011952
    • Mica schist. Lochaber Water Power...
    • P1011953
    • Aplite with conspicuous biotite and...
    • P1011954
    • Siliceous mica schist, calcite veins....
    • P1011955
    • Feldspathic lamprophyre. Lochaber Water...
    • P1011956
    • Very feldspathic lamprophyre. Lochaber...
    • P1011957
    • Hornblende lamprophyre or porphyrite....
    • P1011958
    • Porphyrite. Lochaber Water Power...
    • P1011959
    • Mica schist with biotite flakes....
    • P1011960
    • Lamprophyre. Lochaber Water Power...
    • P1011961
    • Mica schist with biotite flakes....
    • P1011962
    • Feldspathic lamprophrye. Lochaber Water...
    • P1011963
    • Hornblende lamprophyre. Lochaber Water...
    • P1011964
    • Mica schist with biotite flakes....
    • P1011965
    • Fine-grained grey hornblende-biotite...
    • P1011966
    • Fine-grained grey hornblende-biotite...
    • P1011967
    • Fine-grained grey hornblende-biotite...
    • P1011968
    • Fine-grained grey hornblende-biotite...
    • P1011969
    • Very strange diorite. Lochaber Water...
    • P1011970
    • Baked mica schist. Lochaber Water Power...
    • P1011971
    • Baked mica schist. Lochaber Water Power...
    • P1011972
    • Baked mica schist. Lochaber Water Power...
    • P1011973
    • Lamprophyre. Within 1 ft of red...
    • P1011974
    • Transition from lamporphyre to...
    • P1011975
    • Hornblende porphyrite. Thick sill, red....
    • P1011976
    • Transition from lamporphyre to...
    • P1011977
    • Hornblende porphyrite, with pyrite....
    • P1011978
    • Diorite, grey. Not like T 3318A or T...
    • P1011979
    • Diorite, fine-grained; veined by...
    • P1011980
    • Grey hornblende-biotite granite or...
    • P1011981
    • Calcsilicate hornfels. Lochaber Water...
    • P1011982
    • Hornblende-biotite porphyrite. Lochaber...
    • P1011983
    • Hornblende-biotite porphyrite. Lochaber...
    • P1011984
    • Calcsilicate hornfels. Lochaber Water...
    • P1011985
    • Banded calcsilicate hornfels. Lochaber...