Material name: | Castillo de Portilla |
Synonyms: | N/A |
Material (geologic): | Paleogene (Lower Eocene) chert |
Photo: John Rissetto, 2007 |
Locality: | Castillo de Portilla, Álava, Spain |
Synonyms: | N/A |
Geographical description: |
Exposure in mountainous terrain around 742 m asl. Topographical map 1:25 000 138-III Treviño. Geological map 1:50 000 138 La Puebla de Arganzon (1976) 22-08.
Length of identified source area: approx. 450 meters. |
Geographical co-ordinates: |
Lat. 42° 40' N Long. 002° 50' 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. |
Photo: John Rissetto, 2007 length: 34 mm. |
Sample description: |
Host Rock according to the 1:50 000 map from the Instituto Geologico Y Minero de España (IGME) (Spanish - English) T, Aa, 21-22 - Dolomías y calizas dolomíticas - Dolomite and dolomitic limestone
Chert quality: low. |
Last modified on: December 13, 2007 |
Contents primarily by: John Rissetto |
Comments to: |