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Viewing website implies consent to set cookies on your computer. Full details Swaledale and Arkengarthdale Archaeology Group
Registered Charitable Incorporated Organisation Number 1155775
SWAAG Honorary President:
Tim Laurie FSA

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 *****SWAAG_ID***** 192
 Date Entered 17/05/2011
 Updated on 17/05/2011
 Recorded by Tim Laurie
 Category Geological Record
 Record Type Geomorphology
 SWAAG Site Name 
 Site Type 
 Site Name 
 Site Description 
 Site Access Public Access Land
 Record Date 16/05/2011
 Location In pasture above Clints Lead Mine.
 Civil Parish Marske
 Brit. National Grid NZ 094 029
 Altitude 305m
 Geology Boulder clay over Main Limestone. At line of shake holes which denote the upper limit of the outcrop of the Main Limestone.
 Record Name Birth of a swallow hole or shakehole. Clints lead mine.
 Record Description Swallow holes like this can appear at any time and are are formed where surface water erodes boulder clay overlying limestone at the point where the surface water enters enlarged joints in the limestone strata, at the line of the limestone outcrop. Quad bikers beware! Depending on the depth and angle of repose of the boulder clay, swallow holes can grow to substantial dimensions. These features may indicale the location of a pothole in the underlying limestone.
 Dimensions 4m diameter approx. Depth unknown!
 Geographical area 
 Scientific Name 
 Common / Notable Species 
 Tree and / or Stem Girth 
 Tree: Position / Form / Status 
 Tree Site ID 0
 Associated Site SWAAG ID 0
 Additional Notes 
 Image 1 ID 659         Click image to enlarge
 Image 1 Description Birth of a swallowhole or shakehole.
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