DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 5 figs., 12 pls. incl. colored geol. map and sections.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1944-001485
UD - UPDATE CODE: 1944
Registro 3246 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Las explotaciones de materiales rocosos y el ornato y securidad de Bogota.
AU - AUTHORS: Royo-y-Gomez-Jose
SO - SOURCE: Colombia, Ministerio de Minas y Petroleos, Compilacion de los Estudios Geologicos Oficiales en Colombia. 5; Pages 375-387. 1942.
PY - PUBLICATION YEAR: 1942
LA - LANGUAGE: Spanish
AB - ABSTRACT: After a brief review of the physiographic and geologic features of Bogota, Colombia, and its vicinity, considers the measures that should be taken in exploiting the stone of the surrounding hills to preserve the beauty and safety of the city.
DE - DESCRIPTORS: areas-described; Bogota-; Colombia-; South-America
CC - CATEGORY CODES: 13-Areal-geology
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 3 pls. incl. colored geol. sections.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1944-001486
UD - UPDATE CODE: 1944
Registro 3247 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Fosiles devonicos de Floresta (departamento de Boyaca).
AU - AUTHORS: Royo-y-Gomez-Jose
SO - SOURCE: Pages 389-395. 1942.
NT - NOTES: Colombia, Ministerio de
PY - PUBLICATION YEAR: 1942
LA - LANGUAGE: Spanish
AB - ABSTRACT: Gives an annotated list of 18 forms of invertebrates, mainly brachiopods, from Devonian deposits near Floresta, department of Boyaca, Colombia.
DE - DESCRIPTORS: Brachiopoda-; Colombia-; Devonian-; Floresta-; Invertebrata-; paleontology-; Paleozoic-; South-America
CC - CATEGORY CODES: 10-Invertebrate-paleontology
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1944-001487
UD - UPDATE CODE: 1944
Registro 3248 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Fosiles del terciario marino del norte de Colombia.
AU - AUTHORS: Royo-y-Gomez-Jose
SO - SOURCE: Colombia, Ministerio de Minas y Petroleos, Compilacion de los Estudios Geologicos Oficiales en Colombia. 5; Pages 461-488. 1942.
PY - PUBLICATION YEAR: 1942
LA - LANGUAGE: Spanish
AB - ABSTRACT: An annotated list of 94 species of marine Tertiary fossils from northern Colombia arranged first systematically, second by localities; 43 forms are pelecypods and 27 are gastropods, the others are algae (2), foraminifers (16), echinids (2), bryozoans not determined, and crustaceans (2).
DE - DESCRIPTORS: Cenozoic-; Colombia-; Invertebrata-; marine-Tertiary; Mollusca-; paleontology-; South-America; Tertiary-
CC - CATEGORY CODES: 10-Invertebrate-paleontology
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1944-001488
UD - UPDATE CODE: 1944
Registro 3249 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Geologia economica de la region Paipa-Duitama-Sta. Rosa de Viterbo, en el departamento de Boyaca.
AU - AUTHORS: Sarmiento-Soto-Roberto
SO - SOURCE: Colombia, Ministerio de Minas y Petroleos, Compilacion de los Estudios Geologicos Oficiales en Colombia. 5; Pages 1-43. 1942.
PY - PUBLICATION YEAR: 1942
LA - LANGUAGE: Spanish
AB - ABSTRACT: Describes the stratigraphy--Devonian, Jurassic, Cretaceous, Tertiary, and Quaternary formations--and the mineral resources--phosphate, manganese, coal, clays, and others of little or no economic importance.
DE - DESCRIPTORS: areas-described; Boyaca-; Cenozoic-; clastic-sediments; clay-; coal-; Colombia-; Cretaceous-; Devonian-; geologic-maps; igneous-rocks; Jurassic-; manganese-; maps-; Mesozoic-; metals-; organic-residues; Paipa-Duitama-Sta.-Rosa; Paipa-Duitama-Sta.-Rosa-region; Paleozoic-; phosphates-; Quaternary-; sedimentary-rocks; sediments-; South-America; Tertiary-
CC - CATEGORY CODES: 29-Economic-geology-of-energy-sources
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 10 pls. incl. geol. map and sections.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1944-001523
UD - UPDATE CODE: 1944
Registro 3250 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Contribucion al conocimiento de la petrografia del batholito antioqueno.
AU - AUTHORS: Botero-A-Gerardo
SO - SOURCE: Rev. Mineria, Medellin (Asoc. Colombiana Mineros). 20; 115-117, Pages 9318-9330. 1942.
PY - PUBLICATION YEAR: 1942
LA - LANGUAGE: Spanish
AB - ABSTRACT: Study of the petrography of the Antioquia batholith in northeastern Colombia. The principal rock is tonalite, which occurs with many variations. Mineralogical and chemical analyses of the rocks are given in tabular form.
DE - DESCRIPTORS: Antioquia-batholith; Colombia-; diorites-; igneous-rocks; intrusions-; petrology-; plutonic-rocks; rocks-; South-America; tonalite-
CC - CATEGORY CODES: 05-Igneous-and-metamorphic-petrology
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 5 pls.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1946-000402
UD - UPDATE CODE: 1946
Registro 3251 de 5614 - GeoRef Disc 1: 1785-1974
BK - BOOK TITLE: The coal-bearing Cali Series, Cauca System, Tertiary of Colombia, South America.
BA - BOOK AUTHORS: Botero-Gilberto
CP - COUNTRY OF PUBLICATION: United-States
PY - PUBLICATION YEAR: 1942
DG - DEGREE GRANTED: Master's
DI - DEGREE GRANTING INSTITUTION: University of Chicago. Chicago, IL, United States. Pages: 123. 1942.
LA - LANGUAGE: English
DE - DESCRIPTORS: Cali-Series; Cauca-System; Cenozoic-; coal-; Colombia-; economic-geology; organic-residues; sedimentary-rocks; South-America; Tertiary-
CC - CATEGORY CODES: 29A-Economic-geology,-geology-of-energy-sources
DT - DOCUMENT TYPE: Thesis-or-Dissertation
BL - BIB LEVEL: Monograph
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute.
AN - ACCESSION NUMBER: 1990-073352
UD - UPDATE CODE: 1990
Registro 3252 de 5614 - GeoRef Disc 1: 1785-1974
BK - BOOK TITLE: Foraminifera from the Pajuil Formation, lower Miocene, Colombia, South America.
BA - BOOK AUTHORS: Martinez-Abraham
CP - COUNTRY OF PUBLICATION: United-States
PY - PUBLICATION YEAR: 1942
DG - DEGREE GRANTED: Master's
DI - DEGREE GRANTING INSTITUTION: Columbia University, Teachers College. New York, NY, United States. 1942.
LA - LANGUAGE: English
DE - DESCRIPTORS: biostratigraphy-; Cenozoic-; Colombia-; Foraminifera-; Invertebrata-; lower-Miocene; microfossils-; Miocene-; Neogene-; Pajuil-Formation; Protista-; South-America; stratigraphy-; Tertiary-
CC - CATEGORY CODES: 12-Stratigraphy
DT - DOCUMENT TYPE: Thesis-or-Dissertation
BL - BIB LEVEL: Monograph
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute.
AN - ACCESSION NUMBER: 1990-075717
UD - UPDATE CODE: 1990
Registro 3253 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Geologia; informe del geologo subjefe de la Seccion Tercera, Servicio Tecnico.
AU - AUTHORS: Alvarado-Benjamin
SO - SOURCE: Pages 139-173. 1941.
NT - NOTES: Colombia, Informe del Ministro de Minas y Petroleos al Congreso Nacional, 1941
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: Administrative report of the chief of the Geological Survey of Colombia; includes information on occurrence and geologic relations of various mineral resources.
DE - DESCRIPTORS: Colombia-; Geological-Survey-report; South-America; surveys-
CC - CATEGORY CODES: 26-Economic-geology,-general
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: Bogota, Imprenta Nacional.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000042
UD - UPDATE CODE: 1942
Registro 3254 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: El yacimiento de zinc de "Playas" municipio de Junin (Cundinamarca).
AU - AUTHORS: Alvarado-Benjamin; Palau-Climaco
SO - SOURCE: 121-144; Pages 5-36. 1941.
NT - NOTES: Bol. Minas y Petrol., Bogota
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: The article presents information gathered for the Government regarding the Playas zinc deposit. Junin, Cundinamarca, Colombia. It covers stratigraphy, structure, and mineralization of the region, and discusses its economic possibilities. The region is composed solely of Cretaceous sediments, containing veins of sphalerite and siderite.
DE - DESCRIPTORS: Colombia-; Cretaceous-; economic-geology; geologic-maps; historical-geology; Junin-; maps-; Mesozoic-; metals-; Playas-deposit; Playas-zinc-deposit; South-America; tectonics-; zinc-; zinc-concession
CC - CATEGORY CODES: 13-Areal-geology
DT - DOCUMENT TYPE: Map
BL - BIB LEVEL: Analytic
MS - MAP SCALE: 1:40,000
IL - ILLUSTRATION: 24 figs. incl. geol. sketch map, 4 pls. incl. colored geol. map .
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000043
UD - UPDATE CODE: 1942
Registro 3255 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: El yacimiento de marmol de Nare (Antioquia).
AU - AUTHORS: Alvarado-Benjamin; Palau-Climaco; Paba-Silva-Fernando
SO - SOURCE: Bol. Minas y Petrol., Bogota. 121-144; Pages 51-58. 1941.
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: The marble of Nare, Colombia, belongs to a group of igneous and metamorphic rocks which may be of Paleozoic or pre-Cambrian age. It is used in cement-making and its reserves are apparently sufficient for some time to come.
DE - DESCRIPTORS: cement-making; Colombia-; Colombia-Nare; economic-geology; Marble-for-cement; marbles-; metamorphic-rocks; Nare-; South-America
CC - CATEGORY CODES: 26-Economic-geology,-general
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 7 figs. incl. geol. sketch map.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000044
UD - UPDATE CODE: 1942
Registro 3256 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: El yacimiento de hierro de Morro Pelon, municipio de Campamento (Antioquia).
AU - AUTHORS: Alvarado-Benjamin; Palau-Climaco; Paba-Silva-Fernando
SO - SOURCE: Bol. Minas y Petrol., Bogota. 121-144; Pages 59-64. 1941.
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: The iron ore of Morro Pelon near the village of Campamento, Antioquia, Colombia, is composed of hematite deposited from iron solutions derived from an underlying peridotite, with pronounced secondary enrichment near the surface--a process of laterization. The occurrence is not sufficiently extensive to merit commercial exploitation.
DE - DESCRIPTORS: Colombia-; economic-geology; iron-; laterite-ore; metals-; Morro-Pelon; South-America
CC - CATEGORY CODES: 27-Economic-geology-of-ore-deposits
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 2 figs.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000045
UD - UPDATE CODE: 1942
Registro 3257 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Los yacimientos de asbesto de Norizal (Antioquia).
AU - AUTHORS: Alvarado-Benjamin; Palau-Climaco; Paba-Silva-Fernando
SO - SOURCE: Bol. Minas y Petrol., Bogota. 121-144; Pages 37-49. 1941.
NT - NOTES: Rev. Mineria, Medellin, Colombia (Asoc. Colombiana Mineros) v. 18, No. 103-104, p. 8625-8634, 2 pls. (incl. geol. sketch map)
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: The different varieties of asbestos are noted and their industrial applications. The geology of the Norizal region, Antioquia, Colombia, is briefly outlined, followed by a description of the asbestos deposits with comments on their origin and economic value.
DE - DESCRIPTORS: Antioquia-Colombia; asbestos-; Colombia-; economic-geology; geologic-maps; maps-; Norizal-; Norizal-asbestos-deposit; silicates-; South-America
CC - CATEGORY CODES: 26-Economic-geology,-general
DT - DOCUMENT TYPE: Serial; Map
BL - BIB LEVEL: Analytic
MS - MAP SCALE: 1:2,000
MP - MAP TYPE: geologic-maps
IL - ILLUSTRATION: 9 figs.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000046
UD - UPDATE CODE: 1942
Registro 3258 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Formaciones geologicas de Antioquia.
AU - AUTHORS: Botero-Arango-Gerardo
SO - SOURCE: Rev. Mineria, Medellin, Colombia (Asoc. Colombiana Mineros). 19; 111-112, Pages 9080-9085. 1941.
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: A review of the geologic formations of Antioquia, Colombia, and the mineral deposits in each of them.
DE - DESCRIPTORS: Antioquia-Colombia; Cenozoic-; Colombia-; Cretaceous-; economic-geology; geologic-maps; historical-geology; igneous-rocks; maps-; Mesozoic-; Ordovician-; Paleozoic-; Precambrian-; Quaternary-; South-America; Tertiary-
CC - CATEGORY CODES: 13-Areal-geology
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: colored geol. map.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000335
UD - UPDATE CODE: 1942
Registro 3259 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Upper Eocene fauna from Colombia, South America.
AU - AUTHORS: Clark-Bruce-L
SO - SOURCE: Geological Society of America Bulletin. 52; 12, 1941.
PB - PUBLISHER: Geological Society of America (GSA). Boulder, CO, United States. 1941.
CP - COUNTRY OF PUBLICATION: United-States
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: English
DE - DESCRIPTORS: Cenozoic-; Colombia-; Eocene-; Paleogene-; paleontology-; South-America; Tertiary-
CC - CATEGORY CODES: 08-General-paleontology
DT - DOCUMENT TYPE: Abstract; Serial
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
IS - ISSN: 0016-7606
CO - CODEN: BUGMAF
AN - ACCESSION NUMBER: 1942-000553
UD - UPDATE CODE: 1942
Registro 3260 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Geologic reconnaissance across the Cordillera Oriental, Colombia, South America.
AU - AUTHORS: Clements-Thomas
SO - SOURCE: Geological Society of America Bulletin. 52; 12, 1941.
PB - PUBLISHER: Geological Society of America (GSA). Boulder, CO, United States. 1941.
CP - COUNTRY OF PUBLICATION: United-States
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: English
AB - ABSTRACT: Cretaceous and Tertiary formations were encountered.
DE - DESCRIPTORS: Andes-; Cenozoic-; Colombia-; Cretaceous-; Eastern-Cordillera; historical-geology; Mesozoic-; South-America; Tertiary-
CC - CATEGORY CODES: 12-Stratigraphy
DT - DOCUMENT TYPE: Abstract; Serial
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
IS - ISSN: 0016-7606
CO - CODEN: BUGMAF
AN - ACCESSION NUMBER: 1942-000556
UD - UPDATE CODE: 1942
Registro 3261 de 5614 - GeoRef Disc 1: 1785-1974
BK - BOOK TITLE: Upper Cretaceous Foraminifera from Santander del Norte, Colombia, S. A.
BA - BOOK AUTHORS: Cushman-Joseph-A; Hedberg-Hollis-D
NT - NOTES: Cushman Lab. Foraminiferal Research, Contr., v. 17
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: English
AB - ABSTRACT: Four new species and two new varieties are included among the forms described. All were collected in La Petrolea valley.
DE - DESCRIPTORS: Colombia-; Cretaceous-; Foraminifera-; Invertebrata-; Mesozoic-; microfossils-; paleontology-; Protista-; Santander-del-Norte; South-America
CC - CATEGORY CODES: 10-Invertebrate-paleontology
BL - BIB LEVEL: Monograph
IL - ILLUSTRATION: v. 17.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-000621
UD - UPDATE CODE: 1942
Registro 3262 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Pre-Cretaceous sediments in Cordillera Oriental of Colombia.
AU - AUTHORS: Dickey-Parke-A
SO - SOURCE: Bulletin of the American Association of Petroleum Geologists. 25; 9, Pages 1789-1795. 1941.
PB - PUBLISHER: American Association of Petroleum Geologists. Tulsa, OK, United States. 1941.
CP - COUNTRY OF PUBLICATION: United-States
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: English
AB - ABSTRACT: "This paper describes briefly several hitherto unpublished localities, and points out that the extensive phyllites and possibly even the schists of the Cordillera are of Paleozoic age." The confusion between the Cocuy series of Cretaceous age, found only in the eastern part of the range, and the Giron series resting on Paleozoic strata and disconformably overlain by lower Cretaceous beds is cleared up.
DE - DESCRIPTORS: Andes-; Colombia-; Cretaceous-; Eastern-Cordillera; historical-geology; Mesozoic-; Paleozoic-; South-America
CC - CATEGORY CODES: 12-Stratigraphy
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
IL - ILLUSTRATION: 1 fig. g. sketch map.
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
IS - ISSN: 0883-9247
AN - ACCESSION NUMBER: 1942-000694
UD - UPDATE CODE: 1942
Registro 3263 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Regiones geologicas de Colombia.
AU - AUTHORS: Lleras-Codazzi-Ricardo
SO - SOURCE: Acad. Colomb., Rev.. 4; 14, Pages 199-217. 1941.
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: Colombia is divided into regions according to their geologic constitution. A general description is given of the rocks of each, which include pre-Cambrian metamorphic and igneous rocks, pre-Cretaceous metamorphic rocks, Cretaceous, Tertiary, and Quaternary formations, and other sundry igneous rocks. A study of the geology of Cundinamarca follows, which includes accounts of the emerald, gold, iron, copper, and lead mines.
DE - DESCRIPTORS: Cenozoic-; Colombia-; copper-; Cretaceous-; Cundinamarca-; economic-geology; emeralds-; gems-; gold-; historical-geology; igneous-rocks; iron-; lead-; Mesozoic-; metals-; Precambrian-; Quaternary-; South-America; Tertiary-
CC - CATEGORY CODES: 27-Economic-geology-of-ore-deposits
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-001822
UD - UPDATE CODE: 1942
Registro 3264 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: Regiones geologicas de Colombia.
AU - AUTHORS: Lleras-Codazzi-Ricardo
SO - SOURCE: Soc. Geog. Colombia, B.. 7; 1, Pages 6-24. 1941.
PY - PUBLICATION YEAR: 1941
LA - LANGUAGE: Spanish
AB - ABSTRACT: Colombia is composed of the following geological terranes: Archean, pre-Cretaceous, Cretaceous, Cretaceous-Tertiary, Quaternary, and igneous rock formations. The principal characters of the subdivisions within these major units are given.
DE - DESCRIPTORS: Cenozoic-; Colombia-; Cretaceous-; historical-geology; igneous-rocks; Mesozoic-; metamorphic-rocks; Paleozoic-; Precambrian-; Quaternary-; South-America; Tertiary-
CC - CATEGORY CODES: 05-Igneous-and-metamorphic-petrology; 24-Quaternary-geology
DT - DOCUMENT TYPE: Serial
BL - BIB LEVEL: Analytic
RF - REFERENCE SOURCE: GeoRef, Copyright 2000, American Geological Institute. Reference includes data from Bibliography and Index of Geology Exclusive of North America, Geological Society of America, Boulder, CO, United States
AN - ACCESSION NUMBER: 1942-001823
UD - UPDATE CODE: 1942
Registro 3265 de 5614 - GeoRef Disc 1: 1785-1974
TI - TITLE: A new fossil crocodilian from Colombia.
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