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Bandas del Sur

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Journal Article
Published: 16 September 2008
Geological Magazine (2009) 146 (2): 161–172.
...JÖRG KRÖCHERT; ELMAR BUCHNER Abstract The Quaternary Bandas del Sur Formation in the south of Tenerife comprises a complex sequence of pyroclastic rocks and lavas. In contrast to the NW- and NE-Rift zone on Tenerife, the S-Rift zone comprises a number of characteristics with respect...
Journal Article
Published: 01 September 1998
Geological Magazine (1998) 135 (5): 605–636.
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Map of southern Tenerife and the <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span>. Inset: Digital elevation m...
Published: 01 January 2010
Figure 1. Map of southern Tenerife and the Bandas del Sur. Inset: Digital elevation model (DEM) of Tenerife, and sketch map of the Canary archipelago. Coordinates refer to 10 km squares of the Spanish national grid (UTM).
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Accretionary lapilli in ignimbrites of the <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span>. (A) Sparse matri...
Published: 01 January 2010
Figure 4. Accretionary lapilli in ignimbrites of the Bandas del Sur. (A) Sparse matrix-supported accretionary lapilli in valley-filling massive lapilli-tuff of Poris ignimbrite 4. Recessed cavities are the locations of weathered pumices. (B) Abundant whole, broken, and fragmented accretionary
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Coignimbrite ash pellet fall layers in the <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span>. (A) Bedding plan...
Published: 01 January 2010
Figure 6. Coignimbrite ash pellet fall layers in the Bandas del Sur. (A) Bedding plane view of openwork, clast-supported ash pellets in the La Caleta Formation. Coin is 23 mm in diameter. (B) Ash pellet fallout layer overlying thin veneer facies ignimbrite 2 of the Poris Formation ( Fig. 3B
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A generalized stratigraphy of the upper part of the <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span> Group. C...
Published: 01 May 2003
Figure 2. A generalized stratigraphy of the upper part of the Bandas del Sur Group. Complex stratigraphic relations due to abundant erosional unconformities have been simplified to illustrate the succession on two vertical sections: (a) based on the area around San Isidro in the south, and (b
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South-facing road cut through the middle part of the <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span> Group n...
Published: 01 May 2003
Figure 3. South-facing road cut through the middle part of the Bandas del Sur Group near Las Eras. The section comprises predominantly alternating pumice fall deposits and palaeosols (symbols), including at least eight separate pumice fall layers in the ‘lower’ Bandas del Sur Group. Named
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Deposits in the upper <span class="search-highlight">Bandas</span> <span class="search-highlight">del</span> <span class="search-highlight">Sur</span> Group. (a) The massive pumice fall dep...
Published: 01 May 2003
Figure 11. Deposits in the upper Bandas del Sur Group. (a) The massive pumice fall deposit of the Sabinita Formation at Las Eras (Fig. 1 ). Note evenly scattered larger pumice lapilli. (b) The basal Plinian fall deposit of the La Caleta Formation at Las Eras (Fig. 1 ), reaches 3 m thick
Journal Article
Published: 01 May 2003
Geological Magazine (2003) 140 (3): 265–288.
...Figure 2. A generalized stratigraphy of the upper part of the Bandas del Sur Group. Complex stratigraphic relations due to abundant erosional unconformities have been simplified to illustrate the succession on two vertical sections: (a) based on the area around San Isidro in the south, and (b...
FIGURES | View All (11)
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(a) Map of Tenerife showing the location of Las Cañadas volcano, the neste...
Published: 01 May 2003
Figure 1. (a) Map of Tenerife showing the location of Las Cañadas volcano, the nested Las Cañadas caldera, three major sector collapse scars (the Güimar, Icod and Orotava valleys), and the Bandas del Sur, which is the location of the Quaternary pyroclastic succession described in this paper
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SUMMARY DESCRIPTION AND INTERPRETATION OF KEY LITHOFACIES IN THE PYROCLASTI...
Published: 01 January 2010
TABLE 2. SUMMARY DESCRIPTION AND INTERPRETATION OF KEY LITHOFACIES IN THE PYROCLASTIC DEPOSITS OF THE BANDAS DEL SUR (FOLLOWING THE SCHEME OF BRANNEY AND KOKELAAR, 2002 )
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Changing dispersal patterns (gray) of hazardous pyroclastic density current...
Published: 01 October 2011
Figure 5. Changing dispersal patterns (gray) of hazardous pyroclastic density currents in southern Tenerife as recorded by successive ignimbrites of Bandas del Sur apron. A: Before Abona landslide. B: After landslide. C: Most recent.
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Graphic summary logs through the phonolitic Poris Formation showing the lat...
Published: 01 May 2003
del Sur Group. Banded pumice first appears in Member 8. See inset map for locations of logged sections.
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Selected graphic logs through Member 1 of the Poris Formation, illustrating...
Published: 01 May 2003
Figure 8. Selected graphic logs through Member 1 of the Poris Formation, illustrating the correlations used to tie together the Poris ignimbrite sheet across the Bandas del Sur. Note contrasting distributions of layers A–G, and more easterly dispersal of layer H. Overlap between members 1 and 2
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Generalized stratigraphy of Helecho Formation. Abona debris-avalanche depos...
Published: 01 October 2011
Figure 2. Generalized stratigraphy of Helecho Formation. Abona debris-avalanche deposit is within soil-bounded explosive eruption unit. BSG—Bandas del Sur Group. Lithofacies: pL—pumice lapilli; mLT—massive lapilli tuff; dsLT—diffuse-stratified lapilli tuff; pmLT—pumice-rich massive lapilli tuff
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Idealized sequence of ash aggregate–bearing lithofacies in ignimbrites in t...
Published: 01 January 2010
Figure 7. Idealized sequence of ash aggregate–bearing lithofacies in ignimbrites in the Bandas del Sur. Abbreviations are as in Table 2 . The sequence records: (1) the deposition of ignimbrite from a sustained pyroclastic density current; (2) the transformation of ash pellets into accretionary
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Detailed graphic logs through the ash aggregate–bearing pyroclastic layers ...
Published: 01 January 2010
Figure 3. Detailed graphic logs through the ash aggregate–bearing pyroclastic layers in the Bandas del Sur, Tenerife. (A–C) Ignimbrites 1–3 of the 273 ka Poris Formation ( Brown et al., 2003 ) on paleotopographic highs; each one forms a pyroclastic couplet made up of a lower layer of massive
Journal Article
Journal: Geology
Published: 01 October 2011
Geology (2011) 39 (10): 951–954.
...Figure 5. Changing dispersal patterns (gray) of hazardous pyroclastic density currents in southern Tenerife as recorded by successive ignimbrites of Bandas del Sur apron. A: Before Abona landslide. B: After landslide. C: Most recent. ...
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Journal Article
Journal: AAPG Bulletin
Published: 01 May 1954
AAPG Bulletin (1954) 38 (5): 707–773.
... the belt includes the present submerged Beata Ridge and connects with the metamorphic core of the Venezuelan and Colombian Andes. The major Mesozoic belt of orogeny is believed to extend down the peninsula of Baja California, through the Sierra del Sur of Mexico to the Costa Rica-Panama Isthmus...
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Journal Article
Journal: Geology
Published: 01 May 2004
Geology (2004) 32 (5): 445–448.
... within an extensive Quaternary pyroclastic apron on the southeastern coastal flanks of Tenerife ( Fig. 1A ; Bryan et al., 1998 ; Bandas del Sur Group of Brown et al., 2003 ). Numerous ignimbrites and pumice-fall layers intercalated with paleosols, lenses of alluvial sediment, flank lavas, and scoria...
FIGURES | View All (5)