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Peña Pelada

Material name: Peña Pelada chert
Synonyms: N/A
Material (geologic): Early Cretaceous ("Gallic", Aptian-Albian) chert

Early Cretaceous chert
Photo: John Rissetto, 2007
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Peña Pelada
Locality: Peña Pelada, Cantabria, Spain
Synonyms: N/A
Geographical description: Exposure on slope in hilly to mountainous terrain around 683 m asl.
Topographical map 1:25 000 59-I Sarón.
Geological map 1:50 000 60 Villacarrideo (1976) 19-05.

Length of identified source area: approx. 150 meters.
Thickness of chert bearing layers: approx. 30 meters.
Type of source: primary.

Geographical co-ordinates: Lat. 43° 19' N
Long. 003° 43' W
(Mapdatum WGS 84)
Co-ordinate precision: The coordinates are given to the nearest minute. If you need more detailed information about this location, please contact the author.
  Split nodule
Photo: John Rissetto, 2007
 
Flake of fairly coarse chert. length: 36 mm
Sample description: Host Rock according to the 1:50 000 map from the Instituto Geologico Y Minero de España (IGME) (Spanish - English)
C 1-2, 152-16 - Calizas con Toucasia y Orbitolinas - Limestones with Toucasia and Orbitolinas

Chert quality: medium.
Form of nodules: amorphous.
Maximum dimensions of nodules: 20 cm.
Fracture pattern: conchoidal with fractures along longitudinal planes.


 
Last modified on:
December 13, 2007		 Contents primarily by:
John Rissetto		 Comments to: