840 Cueva de la Virgen 4
Fresnedo VP53600193 Alt. 130m Length 84m

A tagged draughting, low entrance in trees which has been dug to 5m and a tight blowhole where the passage continues over fox excrement. The passage enlarges into a reasonable phreatic segment with blind climbs up with the draught lost.

Reference: anon., 1990b (logbook); anon., 1991 (logbook); anon., 1992b (logbook); material in file; Corrin J and Quin A, 1992; Corrin J, 1993 (survey)
Entrance picture :
Underground picture(s):
Detailed Survey : 1:500
Line Survey :
On area survey :
Survex file :