chemostratigraphy


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chemostratigraphy

[‚kē·mō·strə′tig·rə·fē]
(geochemistry)
The correlation and dating of marine sediments and sedimentary rocks through the use of trace-element concentrations, molecular fossils, and certain isotopic ratios that can be measured on components of the rocks.
References in periodicals archive ?
Chemostrat, which has 60 employees in Welshpool and satellite centres in Houston, USA, Calgary, Canada, and Perth, Australia, is a world leader in chemostratigraphy and provides highquality stratigraphic services around the globe.
However, the joint venture brings together probably the largest and most experienced biostratigraphy and chemostratigraphy service companies in the world with the aim of providing comprehensive, integrated stratigraphy solutions for our clients.
Carbon isotope chemostratigraphy showed four earlier known excursions beginning with the early and middle Katian Rakvere and Saunja events, the late Katian Moe excursion and the most prominent Hirnantian excursion.
First carbon isotope chemostratigraphy of the Ouled Abdoun phosphate Basin, Morocco; implications for dating and evolution of earliest African placental mammals.
A detailed lithological log of the Nammal Formation exposed in the Nilawahan and BadshahPur sections along with its chemostratigraphy is presented in Figures 3 and 4.
We are a global business and going through a period of sustained growth we work for most of the major oil companies around the world and are at the forefront of the chemostratigraphy market.
STRONTIUM ISOTOPES CHEMOSTRATIGRAPHY FROM SOME EOCENE-OLIGOCENE SUCCESSIONS IN THE SAN JACINTO BELT AND THE LOWER MAGDALENA VALLEY
Palaeo-oceanography and biogeography in the Tremadoc (Ordovician) Iapetus Ocean and the origin of the chemostratigraphy of Dictyonema flabelliforme black shales.
Paleotemperature and paleosalinity inferences and chemostratigraphy across the Aptian/Albian boundary in the subtropical North Atlantic.
Chapters cover definitions, terminology, and practice in lithostratigraphy, chemostratigraphy, magnetostratigraphy, biostratigraphy, isotope geochronology, and chronostratigraphic correlations and units.
Chemostrat was formed in 1994 to capitalise on research into advanced means of analysing rock samples using a technique called chemostratigraphy.