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Monte Mullir

Material name: Monte Mullir
Synonyms: N/A
Material (geologic): Early Cretaceous (Aptian/"Upper Bedoulian to Clansyan") chert

Close-up of Monte Mullir chert
Photo: John Rissetto, 2007

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Monte Mullir
Locality: Monte Mullir, Cantabria, Spain
Synonyms: N/A
Geographical description: Exposure on mountain around 756 m asl.
Topographical map 1:25 000 59-II Arredondo.
Geological map 1:50 000 60 Villacarrideo (1976) 19-05.

Length of identified source area: approx. 750 meters.
Thickness of chert bearing layers: approx. 25 meters.
Type of source: Primary.

Geographical co-ordinates: Lat. 43° 19' N
Long. 003° 34' 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.
  Dark Early Cretaceous chert
Photo: John Rissetto, 2007
size: 25 mm
Sample description: Host Rock according to the 1:50 000 map from the Instituto Geologico Y Minero de España (IGME) (Spanish - English)
C 1-3, 152-15 - Alternancia de calizas arrecifales y bancos de areniscas arcillas y margas - Alternation of reef limestones and banks of sandy clays and loams

Chert quality: low.
Form of nodules: amorphous.
Maximum dimensions of nodules: 35 cm.
Fracture pattern: conchoidal with fractures along longitudinal planes.


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