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Juana Diaz

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Journal Article
Published: 01 June 1977
Journal of Sedimentary Research (1977) 47 (2): 593–599.
...M. T. Moussa Abstract Field and petrographic evidence indicates that many bioclastic limestones interbedded within pelagic claystone and marlstone in the Juana Diaz Formation of the middle Tertiary belt of southwestern Puerto Rico are products of transport and deposition from shallow-water...
Journal Article
Published: 01 January 1963
Micropaleontology (1963) 9 (1): 53–60.
...Emile A. Pessagno Abstract Three localities occurring in the upper portion of the Juana Diaz Formation [Tertiary] contain planktonic Foraminifera correlating with the Globigerina ampliapertura and Globorotalia opima opima assemblage zones of Trinidad. One new subspecies is described. GeoRef...
Image
Sample JDF-2, the Oligocene <span class="search-highlight">Juana</span> <span class="search-highlight">Diaz</span> Formation (sample 14 in  Fig. 1B ), ...
Published: 06 December 2023
Fig. 5. Sample JDF-2, the Oligocene Juana Diaz Formation (sample 14 in Fig. 1B ), showing plagioclase (Pl), lithic volcanic grains (Lv), and a quartz grain (Q) in a carbonate matrix. A) Plane-polarized light, B) cross-polarized light.
Series: GSA Special Papers
Published: 01 January 2005
DOI: 10.1130/0-8137-2385-X.173
... striation studies of three formations composing the Puerto Rico–Virgin Islands carbonate platform of south-central Puerto Rico (Juana Diaz Formation basal clastic unit, Juana Diaz Formation upper carbonate unit, Ponce Formation) indicate two distinct extensional phases affecting the youngest formation...
Journal Article
Journal: AAPG Bulletin
Published: 01 October 1970
AAPG Bulletin (1970) 54 (10): 1887–1898.
...Mounir T. Moussa; George A. Seiglie Abstract The mid-Tertiary sequence in southwestern Puerto Rico has been divided into two formations, the Juana Díaz Formation at the bottom and the Ponce Limestone at the top. The Ponce Limestone is further subdivided into two unnamed members. The two formations...
FIGURES | View All (4)
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1–4  Eulepidina parkinsonia  n. sp., Miocene, Aquitanian, Hodges Bay, Antig...
Published: 01 January 2010
F igure 6. 1–4 Eulepidina parkinsonia n. sp., Miocene, Aquitanian, Hodges Bay, Antigua, West Indies: 1, 2, NHM P22753, ×20; 3, 4, NHM P22749, ×15. 5, 6 Eulepidina undosa laramblaensis Eames and others, holotype NHM P47333-34, early Miocene, Juana Diaz Formation, La Rambla, Puerto Rico: 5
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1, 5  Lepidocyclina  ( Lepidocyclina )  canellei  Lemoine and Douvillé: 1,...
Published: 01 January 2010
F igure 11. 1, 5 Lepidocyclina ( Lepidocyclina ) canellei Lemoine and Douvillé: 1, Aquitanian (early Miocene, N4), offshore Brazil, UCL 14MF, ×30; 5, early Miocene, Juana Diaz Formation, La Rambla, Puerto Rico, NHM P47335, ×26. 2 Lepidocyclina ( Lepidocyclina ) ocalana Cushman
Journal Article
Journal: AAPG Bulletin
Published: 01 June 1973
AAPG Bulletin (1973) 57 (6): 1086–1099.
... (1915) divided the rocks in southern Puerto Rico into two units, a basal clastic unit to which he gave the informal name Juana Diaz , and an upper limestone unit, which he called Ponce. Hubbard (1920) recognized Berkey’s name “Juana Diaz shale” and on the basis of paleontology divided the Ponce...
FIGURES
Journal Article
Journal: AAPG Bulletin
Published: 01 January 1975
AAPG Bulletin (1975) 59 (1): 163–168.
... on including the entire stratigraphic sequence below our restricted Ponce Limestone in the Juana Diaz Formation. In addition, some of his statements need clarification. Monroe, for example, cited Cooke’s personal communication and his own studies to show that there have been discrepancies in what had been...
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Cassigerinella chipolensis  from Trinidad and Puerto Rico.  1a–2f  Sample P...
Published: 01 July 2009
PLATE 1 Cassigerinella chipolensis from Trinidad and Puerto Rico. 1a–2f Sample PP07/T5, Cipero Formation, Trinidad; 3a–b Sample BSW-PR139/20, Juana Diaz Formation, Puerto Rico. 1a apertural view; 1b reverse view; 1c detail of suture contrasting smooth microperforate wall on final
Image
A)  Current tectonic setting of the Caribbean showing Puerto Rico (red star...
Published: 09 December 2021
swamp deposits; Tpo, Miocene–Pliocene Ponce Limestone; Tjd, Oligocene–Miocene Juana Diaz Formation. Right, generalized stratigraphic section, currently accepted nomenclature, and general character for southern Puerto Rico (modified from Frost et al. 1983 and Renken 2002a ). *Sr-derived ages
Image
Histograms showing the distribution of values, normalized by the total numb...
Published: 09 February 2022
of boundaries of geologic map and use of centroids of landslides for sample location); Tjd, Juana Diaz Formation; Tpo, Ponce Limestone. Units with three or fewer landslide occurrences are grouped into “Other.” Panel (d) shows the distribution of mean slopes of all landslide polygons derived from a 1 m lidar
Journal Article
Journal: AAPG Bulletin
Published: 01 January 1975
AAPG Bulletin (1975) 59 (1): 169–172.
... maps as a base. In the work done by Survey geologists, Berkey’s nomenclature for the south coast Tertiary was left intact. Berkey had recognized only two formations—the Juana Diaz, a clastic sequence; and the Ponce Limestone. Only recently has definitive work been done on the Ponce ( Moussa and Seiglie...
FIGURES
Journal Article
Journal: AAPG Bulletin
Published: 01 January 1975
AAPG Bulletin (1975) 59 (1): 172–175.
... formation in southern Puerto Rico into the Juana Diaz shales and marls exposed near Juana Diaz, the Guanica coral reefs, and the Ponce chalky limestone. It is entirely possible that the rocks we now are calling Ponce Limestone should be called the Guanica Limestone and that the “Angola limestone...
Journal Article
Published: 26 March 2009
Canadian Journal of Earth Sciences (2009) 46 (2): 123–138.
... intrusions, thus forming a ca. 3 km long continuous system along strike ( Fig. 2 b ). Old workings at depth along both the Terneras and Los Muertos vein systems ( Fig. 2 b ) indicate that the vertical extent of the mineralized zones exceeds 300 m. In the Santa Juana vein system (which does not crop out...
FIGURES
Journal Article
Journal: Geophysics
Published: 22 December 2011
Geophysics (2011) 76 (6): L35–L41.
... formations, Escandalosa and Gobernador of the Barinas-Apure Basin (Figure  1b ), are included within this depth range, unlike previous studies in which samples from reservoirs and source rocks were not analyzed ( Aldana et al., 1999 , 2003a , 2003b ; Perez-Perez et al., 2000 ; Diaz et al., 2000 ). We...
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Journal Article
Journal: AAPG Bulletin
Published: 01 April 2006
AAPG Bulletin (2006) 90 (4): 625–655.
... sedimentation was confined to the Falcón Basin northeast of the Maracaibo Basin and north in the Guajira Península (e.g., González de Juana, 1938 ; Wheeler, 1963 ; Diaz de Gamero, 1989 ; Audemard, 1995 ; Macellari, 1995 ). Whereas the existence of a major Oligocene–Miocene clastic sedimentary wedge...
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Journal Article
Published: 01 January 2010
Journal of Foraminiferal Research (2010) 40 (1): 79–108.
...F igure 6. 1–4 Eulepidina parkinsonia n. sp., Miocene, Aquitanian, Hodges Bay, Antigua, West Indies: 1, 2, NHM P22753, ×20; 3, 4, NHM P22749, ×15. 5, 6 Eulepidina undosa laramblaensis Eames and others, holotype NHM P47333-34, early Miocene, Juana Diaz Formation, La Rambla, Puerto Rico: 5...
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Journal Article
Published: 15 March 2024
Journal of the Geological Society (2024) 181 (3): jgs2023-065.
... photographs of outcrops related to the Malargüe syncline and La Brea–Doña Juana backthrust south of La Brea creek. ( a ) View from the SSE of the fault (in black), on which the Agrio and Huitrin formations are deformed and overthrust on the Neuquén Group. A large damage area is observed in the mudrock levels...
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Journal Article
Journal: GSA Bulletin
Published: 08 April 2020
GSA Bulletin (2020) 132 (11-12): 2489–2516.
... by the combined effects of rollback of an oceanic slab beneath southwestern North America ( Lawton and McMillan, 1999 ; Dickinson and Lawton, 2001a ; Fitz-Díaz et al., 2018 ) and separation of North and South America during the breakup of Pangea (e.g., Pindell and Kennan, 2009 ). Sedimentary basins of the MBR...
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