400 Shaft
La Gatuna/Riaño VN50749921 Alt. 362m Depth 20m

Updated April 18th 1999

A wide pot surrounded by a wall and barbed wire. Beds of limestone and sandstone alternate on the straight descent to a sandy floor with no outlet.
There is a suggestion of nearby iron age wall / field structures.

References: anon., 1982 (logbook); Corrin J, 1983c; anon., 1999a (Easter logbook)
Entrance picture : distant with other sites   medium distant
Underground picture(s):
Detailed Survey :
Line Survey :
On area survey :
Survex file :