Girón Formation
The Girón Formation (, Jg) is an extensive geological formation stretching across from the north in Teorama, Norte de Santander, across the Mesa de Los Santos and Chicamocha Canyon towards west of Nobsa, Boyacá in the northern part of the Altiplano Cundiboyacense in the south. The formation extends across the northern and central part of the Eastern Ranges of the Colombian Andes.

The formation forms the basement in the Middle Magdalena Valley and is forming the Serranía de Los Cobardes. The Girón Formation consists of thickly bedded red sandstones, shales, siltstones and conglomerates deposited in a terrestrial alluvial and fluvial to fluvio-lacustrine environment in an extensional basin setting. The formation dates to the Late Jurassic period and has a maximum thickness of at its type locality in the valley of the Lebrija River.
Q736917
geological formation
Concept
Q1524830
Teorama
LOC
Q233058
Norte de Santander
LOC
None
Mesa de Los Santos
UNK
Q2936924
Chicamocha Canyon
LOC
Q1524817
Nobsa
LOC
Q121233
Boyacá
LOC
Q3362189
Altiplano Cundiboyacense
LOC
Q143014
Eastern Ranges
LOC
Q739
Colombia
LOC
Q5456
Andes
LOC
Q2143968
basement
Concept
Q20658375
Middle Magdalena Valley
LOC
None
Serranía de Los Cobardes
UNK
Q13085
sandstone
Concept
Q751300
shale
Concept
Q565731
siltstone
Concept
Q191704
conglomerates
Concept
Q6185405
alluvial
Concept
Q1434465
fluvial
LOC
Q23397
lacustrine
Concept
Q1994702
environment
UNK
Q499312
Late Jurassic
TIME
Q3458674
Lebrija River
LOC
Q97178054
Girón Formation
UNK
Q97178054
Girón Formation
UNK
located in the administrative territorial entity
located in the administrative territorial entity
located in the administrative territorial entity
country
mountain range
country