Planktonic foraminiferal Mg/Ca as a proxy for past oceanic temperatures: a methodological overview and data compilation for the Last Glacial Maximum

S Barker, I Cacho, H Benway, K Tachikawa - Quaternary Science Reviews, 2005 - Elsevier
As part of the Multi-proxy Approach for the Reconstruction of the Glacial Ocean (MARGO)
incentive, published and unpublished temperature reconstructions for the Last Glacial …

Assessing the reliability of magnesium in foraminiferal calcite as a proxy for water mass temperatures

D Nürnberg, J Bijma, C Hemleben - Geochimica et cosmochimica Acta, 1996 - Elsevier
Though many studies on the Mg contents in the calcitic tests of foraminifers exist, the
processes controlling its uptake are still a matter of debate. Laboratory cultures offer an …

Controls on magnesium and strontium uptake in planktonic foraminifera determined by live culturing

DW Lea, TA Mashiotta, HJ Spero - Geochimica et Cosmochimica Acta, 1999 - Elsevier
Because strontium and magnesium occur in seawater with nearly constant ratios to calcium,
variations in Sr/Ca and Mg/Ca in modern foraminifer shells are due to the influence of …

Variations in Mg/Ca and Sr/Ca ratios of planktonic foraminifera caused by postdepositional dissolution: Evidence of shallow Mg‐dependent dissolution

SJ Brown, H Elderfield - Paleoceanography, 1996 - Wiley Online Library
A comparative study has been made of two species of planktonic foraminifera, G. tumida and
G. sacculifer, in a depth transect on the Ontong Java Plateau, western equatorial Pacific. G …

Glacial–interglacial changes in Subantarctic sea surface temperature and δ18O-water using foraminiferal Mg

TA Mashiotta, DW Lea, HJ Spero - Earth and Planetary Science Letters, 1999 - Elsevier
Laboratory culturing experiments with living Globigerina bulloides indicate that Mg/Ca is
primarily a function of seawater temperature and suggest that Mg/Ca of fossil specimens is …

Modern planktic foraminifera

R Schiebel, C Hemleben - Paläontologische Zeitschrift, 2005 - Springer
Planktic foraminifers are marine protozoans with calcareous Shells and chambered tests.
They first appeared in the mid-Jurassic and spread since the mid-Cretaceous over all the …

A biomineralization model for the incorporation of trace elements into foraminiferal calcium carbonate

H Elderfield, CJ Bertram, J Erez - Earth and Planetary Science Letters, 1996 - Elsevier
Measurements of Sr Ca of benthic foraminifera show a linear decrease with water depth
which is superimposed upon significant variability identified by analyses of individual …

Li, Sr, Mg, and Na in foraminiferal calcite shells from laboratory culture, sediment traps, and sediment cores

ML Delaney, AWH Bé, EA Boyle - Geochimica et Cosmochimica Acta, 1985 - Elsevier
Constant-temperature laboratory culture experiments of the planktonic foraminiferal species
Globigerinoides sacculifer (Brady) suggest that the ratios of Li and Sr to Ca in the shells are …

Elemental and isotopic proxies

D Lea - Oceans Mar. Geochem, 2006 - books.google.com
Elemental and isotopic proxies Page 385 6.14 Elemental and Isotopic Proxies of Past Ocean
Temperatures DW Lea University of California, Santa Barbara, CA, USA 6.14. 1 …

Incorporation and preservation of Mg in Globigerinoides sacculifer: implications for reconstructing the temperature and 18O/16O of seawater

Y Rosenthal, GP Lohmann, KC Lohmann… - …, 2000 - Wiley Online Library
Using bathymetric transects of surface sediments underlying similar sea surface
temperatures but exposed to increasing dissolution, we examined the processes which …