The Simijaca Formation ( Spanish : Formación Simijaca , K 2 S, Kss) is a geological formation of the Altiplano Cundiboyacense , Eastern Ranges of the Colombian Andes . The predominantly mudstone formation dates to the Late Cretaceous period; Turonian and Cenomanian epochs, and has a maximum thickness of 693 metres (2,274 ft).
6-661: The formation was defined and named in 1991 by Ulloa and Rodríguez after Simijaca , Cundinamarca . The Simijaca Formation is characterised by a sequence of mudstones , grey and black shales with sandstone and limestone intercalations. The Simijaca Formation conformably overlies the Chiquinquirá Sandstone , and the Hiló and Pacho Formations , and is overlain by the La Frontera Formation . The age has been estimated to be Turonian , or Cenomanian . Stratigraphically,
12-619: The Altiplano Cundiboyacense at 136 kilometres (85 mi) from the capital Bogotá . Simijaca borders the Boyacá municipalities Chiquinquirá and Caldas in the north, Susa and Carmen de Carupa in the south, Caldas in the west and San Miguel de Sema in the east. Simijaca means in the Chibcha language of the Muisca "Blue sky" and "Nose of the white owl". The area of Simijaca before
18-583: The Spanish conquest was part of the Muisca Confederation . Initially loyal to the zaque of Hunza , Simijaca changed rule around 1490 when it was submitted by zipa Saguamanchica . The first Spanish establishment was done by Rodrigo Mexia Serrano on February 26, 1586. However, this population was ephemeral. And when the oidor (judge) Luis Enrique did a visitation, in July 1600, the natives had not populated
24-624: The formation is time equivalent with the Chipaque Formation . The formation has been deposited in an open marine platform setting. The deposition is represented by a maximum flooding surface . The Simijaca Formation is apart from its type locality in the Quebrada Don Lope, found at surface in the north of the Bogotá savanna , in the Tabio anticlinal , along the road Ubaté - Carmen de Carupa , at
30-592: The town and the entrusted had not built the church. By act on August 14, 1600, carried out by Luis Enríquez & Juan López de Linares in Cucunubá , the new and actual town of Simijaca was established. It was formed by indigenous people from Simijaca, Fúquene and Nemoguá. Main economical activity in Simijaca is agriculture with products onions , beans , maize , potatoes , milk and peas as most important agricultural products. The Upper Cretaceous Simijaca Formation
36-629: The western and eastern flanks of the Aponsentos-Chiquinquirá Synclinal, near Tena , south of Anolaima and Cachipay , and between Anapoima and Granada . Simijaca Simijaca ( Spanish pronunciation: [simiˈxaka] ) is a town and municipality in the Ubaté Province , part of the Cundinamarca Department , Colombia . The town centre is located at an altitude of 2,559 metres (8,396 ft) on
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