Geological Memoirs & Brief Sheet Explanations
Usually available to accompany each of the 1:50 000 series (and the earlier one-inch series) geological map sheets.
Memoirs contain detailed information on the structure, stratigraphy, and palaeontology, and many have sections on mineral resources, geohazards, groundwater and geophysics of the district.
They are well illustrated with diagrams, sections, photographs and contain extensive references and bibliographies. Prices for memoirs depend on the level of detail and date of publication.
A5 paperback booklets around 30 pages in length, which provide a brief overview of the geology of the district.
They are available individually or together with the complementary folded 1:50 000 map (subject to the map being available)
Offer a more comprehensive and detailed investigation into the geology of the map sheet area.
Available for some districts which are otherwise only have a Brief Sheet Description and no current memoir.