Slides used in an EDINA webinar on Geology Digimap, on 27th February 2013. Covers the British Geological Survey map data and services that are available in Geology Digimap, a subscription service for UK further education and higher education.

1. Geology Digimap
• Online service, available since 2007
• British Geological Survey geological map data, licensed
by JISC for use in education
• Subscription service
• User registration is required
• Functions:
• View/print/download maps online
• Download map data, create own maps
• Access Lexicon of Rock Units

2. Geology Digimap
•Geology Roam - create, view, print and download
maps online
•Geology Download – download geological map data
•Using geological map data in ArcGIS

3. Geology Digimap
Geology Roam – view
geological maps with OS maps
as background
Download geological
map data – 4 products
available

4. Geology Roam
Tools: fade out
maps, annotate,
measure, print
Task menu:
search,
customise,
active legend, Navigation and
map info, save, hints/tips
view geological
Photos

5. Search options

6. Search - place name
•List of matches
for Liverpool
returned
•Click once on
your choice to
generate a map
centred on that
location

7. Search - place name
• Place name database
- 1:50000 Scale
Gazetteer
• Any place name on
OS Landranger maps
can be used
• Street names cannot
be used

8. Search – place name

9. Postcode search
Detailed
view
returned

10. Map Views

11. Map views
• Can no longer see map
view name in the top
left corner
• Found in the Map
Information area

12. Panning
Or use compass to
pan NSEW
Click and drag on
the map to move in
any direction

13. Zooming
Use the scale bar to
zoom in or out to
next view
•Double click to zoom in to that point
•Use scroll wheel on mouse to zoom in/out
•Click on the drag zoom tool and draw a box

14. Map Content Control
•Control display
of geological
map layers

15. Map Content Control
•Check /
uncheck boxes
to display / hide
layers
•Content
reflects geology
at the map
location

16. BGS datasets
http://www.bgs.ac.uk/produ

17. Map fade slider

18. Map fade slider

19. Map fade slider

20. Map Information
• map view
• BGS map product
• map extent
• cursor coordinates
• Current print scale

21. Geology Roam JIDI images
• JIDI Image links:
http://edinadigimap.blogspot.com/2010/09/geological-photos-in-geology-roam.html
• Over 3000 images mainly found in geologically rich areas such as
Cumbria, North and South Wales, the Dorset coast, Edinburgh etc. The
images cover a wide range of features from details of bedding planes
and large crystals in rock faces to aerial photographs of valleys
showing glacial erosion features.
• Available at 5 most detailed zoom levels in Geology Roam

22. Geological Photos
•Available at 5 most
zoomed in views
•Click the camera icon
at top right or on
Task Menu, to display
image locations

23. My Maps
Click Save
Current Map

24. My Maps
Map is now
permanently
available in My
Maps

25. Feature info.
Click i to activate get feature
info. tool

26. Feature info.
• Click on any area of the map for info.
• Places marker and highlights polygon

27. Active Legends
• Active Legend
displays all the
rocks shown on
your current map
• Sort
Alphabetically or
by Frequency

28. Active Legends
• Select a rock
in the legend,
or on the map
– the rock is
highlighted on
the map

29. Active Legends
• By default, the legend does not
automatically update when you pan
around or zoom in or out
• Options to change the default settings
at bottom of legend

30. Annotation tools
• Click icon to activate
annotations toolbar
• Add symbols, shapes,
lines, labels

31. Measurement tools
• Click icon to activate
measurement tools
• Box appears with
distance/area
measurement options

32. Print
Click Print icon at
top right

33. Print
Options: title, NG lines,
annotations, rock labels, layout
(A3/A4, portrait/landscape)
Check satisfied with print area selected –
can click and drag on map to change

34. Print
PDF print generated, with copyright
statement, date and time created

35. Geology Digimap
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS

36. Geology Download

37. Geology Digimap Download
•4 data sets available, in 2 formats
•Can select to download layers of interest only

38. Geology Digimap data
• BGS Offshore Data 1:250000
• DigBath250 – vector digital bathymetry of UK
http://www.bgs.ac.uk/products/digbath250/
• Mapping and modelling of the sea bed and sub seabed. It may also
be useful for regional scale tidal, current and water column
modelling. Includes the whole of the UK continental shelf and slope
and extends into adjacent European waters to cover the whole of
the Irish Sea and North Sea.

39. BGS OpenScience
http://www.bgs.ac.uk/ope

40. BGS OpenScience Maps Section

41. Access Geology Download

42. Geology Download interface
Step-by-step download process:
1. Identify the product/format
2. Search for your location
3. Choose the required tiles
4. Make download settings
5. Download data files

43. Step 1: Select product/format
• Select product
• Choose data
format:
– Shape
(ArcGIS)
– MID/MIF
(MapInfo)

44. Step 2: Searching for data
• Select a location search method
• Choose a result from the list generated by the search

45. Step 3: Select tiles
• Select the required
tiles from the list or
map
• Select the required
layers for those
tiles
• NOTE: Offshore
data is available as
1 tile only

46. Step 4: Download settings
• Archiving and
compression
– Unix, PC, Mac?
• Large numbers of
component files
mean no individual
file downloads
• All downloads
delivered in .zip
or .tar archives

47. Step 5: Downloading
• Click the link to go to the download page
• Right-click, ‘Save link as..’ or ‘Save Target As…’

48. Geology Digimap
•Geology Roam
•Geology Download
•Using geological map data in ArcGIS

49. Geology Download - file contents
• For each SHP or MIF/MID file downloaded, an AVL file is supplied.
• AVL, or layer, files, allow us to style the data in GIS with BGS cartography.

50. Geology data in ArcGIS
• Step 1 – add the Shape files

51. Geology data in ArcGIS
• Step 2 – view the unstyled data layers

52. Geology data in ArcGIS
• Apply AVL files to each Shape file

53. Geology data in ArcGIS
• View styled data