Results 61 to 70 of about 100,500 (254)

Terrace reconstruction and long profile projection: a case study from the Solent river system near Southampton, England [PDF]

open access: yes, 2012
River terrace sequences are important frameworks for archaeological evidence and as such it is important to produce robust correlations between what are often fragmentary remnants of ancient terraces.
Allen   +54 more
core   +1 more source

Record for the quantification of archaeological pottery: state of art and a new proposal. Seville Protocol (PRCS/14)

open access: yesZephyrus, 2016
We introduce here a new quantification proposal in protohistoric and classical pottery studies. The proposal also includes the way of representation of such analytics with the aim of making homogeneous diagnostic, analysis and publication models of any ...
Andrés María ADROHER AUROUX   +5 more
doaj   +1 more source

A review of late Quaternary silicic and some other tephra formations from New Zealand: their stratigraphy, nomenclature, distribution, volume, and age. [PDF]

open access: yes, 1990
The stratigraphic relationships and distribution of 36 named late Quaternary (≤c. 50 000 yr B P.) silicic tephra formations, erupted from 4 volcanic centres—Okataina, Taupo, Maroa, and Tuhua (Mayor Island)—are presented.
Froggatt, Paul C., Lowe, David J.
core   +2 more sources

The Holy Grail: A road map for unlocking the climate record stored within Mars' polar layered deposits [PDF]

open access: yes, 2020
In its polar layered deposits (PLD), Mars possesses a record of its recent climate, analogous to terrestrial ice sheets containing climate records on Earth.
Banfield, Don   +37 more
core   +1 more source

Progress in palynology of the Gelasian–Calabrian Stages in Europe: Ten messages [PDF]

open access: yes, 2007
Europe has at present the most extensive network of palynological sites covering the Late Pliocene and the Early Pleistocene or roughly the Gelasian-Calabrian Stages. This paper covers ten points of recent progress in the palynology of this time period:
Leroy, SAG
core   +1 more source

LOWER TO MIDDLE TOARCIAN FROM THE COIMBRA REGION (LUSITANIAN BASIN, PORTUGAL): SEQUENCE STRATIGRAPHY, CALCAREOUS NANNOFOSSILS AND STABLE-ISOTOPE EVOLUTION

open access: yesRivista Italiana di Paleontologia e Stratigrafia, 2004
This multidisciplinary study (facies analysis, sequence stratigraphy, calcareous nannofossils and carbon stable isotopes) focuses on the Lower to Middle Toarcian succession cropping out in the Coimbra region (Northern sector of the Lusitanian Basin ...
LUÍS DUARTE   +4 more
doaj   +1 more source

Sequence stratigraphy and architectural elements of the Giant Foresets Formation, northern Taranaki Basin, New Zealand [PDF]

open access: yes, 2006
The modern continental margin in northern Taranaki Basin is underlain by a thick, mud-dominated, Pliocene and Pleistocene succession (Giant Foresets Formation, GFF) clearly imaged in seismic reflection datasets.
Hansen, Rochelle J., Kamp, Peter J.J.
core   +1 more source

Climatic cyclicity at Site 806; the GRAPE record [PDF]

open access: yes, 1993
We used the continuous saturated bulk density records collected by the gamma-ray attenuation porosity evaluator (GRAPE) at Ocean Drilling Program Site 806 on the top of the Ontong Java Plateau to evaluate the continuity of the recovered cores and to ...
Backman, Jan   +3 more
core   +2 more sources

Nouvelle stratigraphie des series primaires du nord du Fouta-Djalon (Guinee, Senegal)

open access: yesBulletin de la Société Géologique de France, 1959
Abstract Geologic reconnaissance has permitted the identification of Infracambrian, Cambrian, Ordovician, Gotlandian (Silurian), and Devonian formations in the Paleozoic rocks outcropping in the northern part of the Fouta-Djalon massif (Guinea and Senegal).
R. Guillaume   +2 more
openaire   +1 more source

OSL Characterisation of Two Fluvial Sequences of the River Usmacinta in its Middle Catchment (SE Mexico) [PDF]

open access: yes, 2014
The report summarizes luminescence profiling, initially using a SUERC PPSL system in Mexico, and laboratory analysis at SUERC, used to characterise the stratigraphy and interpret sedimentary processes in terrace deposits of the Usumacinta River, SE ...
Castillo Rodriguez, Miguel   +4 more
core  

Home - About - Disclaimer - Privacy