Index to colours used on geological maps
This is not a formal series but rather a collection of 'Index to colours' that was issued at various times to indicate the colours used on Geological Survey maps.
1830 – 1897Various scalesGreat Britain
Find a sheet using the Ordnance Survey Map records search (National Library of Scotland)
The BGS 1:10,560/1:10,000 geological maps is a very complex series. Users are strongly advised to read the accompanying notes
Map sheet index
The listing below shows only the most up to date editions: View all editions.
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