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Playa de la Virgen del Mar

Material name: Playa de la Virgen del Mar chert
Synonyms: N/A
Material (geologic): Paleogene ("Cuisiense", Early Eocene) chert

Detail of Cuisiense chert
Photo: John Rissetto, 2007

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Virgen del Mar
Locality: Playa de Virgen del Mar, Cantabria, Spain
Synonyms: N/A
Geographical description: Exposure near the coast, around 24 m asl.
Topographical map 1:25 000 34-II Muriedas.
Geological map 1:50 000 34 Torrelavega (1976) 18-4.

Length of identified source area: approx. 75 meters.
Thickness of chert bearing layers: approx. 25 meters.
Type of source: primary.

Geographical co-ordinates: Lat. 43° 29' N
Long. 003° 41' 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.
  Translucent chert
Photo: John Rissetto, 2007
Flake of slightly glassy chert.
opaque material
Photo: John Rissetto, 2007
Piece of more opaque material.
Sample description: Host Rock according to the 1:50 000 map from the Instituto Geologico Y Minero de España (IGME) (Spanish - English)
T A-a 22 - Calizas arenosas - Sandy, gritty limestone

Chert quality: medium.
Form of nodules: amorphous.
Maximum dimensions of nodules: 30 cm.
Fracture pattern: conchoidal.


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