Unleashing the potential of glendonite: a mineral archive for biogeochemical processes and paleoenvironmental conditions
J Peckmann - Geology, 2017 - pubs.geoscienceworld.org
RESEARCH FOCUS 576 www. gsapubs. org| Volume 45| Number 6| GEOLOGY is a
strength of this study that the factors that govern ikaite precipitation and its transformation to …
strength of this study that the factors that govern ikaite precipitation and its transformation to …
Negative δ13Ccarb shifts in Upper Ordovician (Hirnantian) Guanyinqiao Bed of South China linked to diagenetic carbon fluxes
Abstract The Late Ordovician Hirnantian glaciation coincided with a major perturbation of the
global carbon cycle, characterized by large positive excursions of δ 13 C carb and δ 13 C …
global carbon cycle, characterized by large positive excursions of δ 13 C carb and δ 13 C …
High-resolution geochemical evidence for oxic bottom waters in three Cambrian Burgess Shale-type deposits
TJ Kloss, SQ Dornbos, JY Chen, LJ McHenry… - Palaeogeography …, 2015 - Elsevier
The Cambrian radiation of complex animals is a fundamental event in the history of life on
Earth. Much of our understanding of this event is made possible through the study of …
Earth. Much of our understanding of this event is made possible through the study of …
High‐magnesium calcite skeletons provide magnesium for burrow‐selective dolomitization in Cretaceous carbonates
H Liu, K Shi, B Liu, Y Li, Y Li, H Zheng, Y Peng… - …, 2024 - Wiley Online Library
The source and pumping mechanism of magnesium play crucial roles in dolomitization. The
preferential dolomitization of burrows has been extensively documented in geological …
preferential dolomitization of burrows has been extensively documented in geological …
Spatial distribution and speciation of sulfur in Ediacaran limestones with μ-XRF imaging and XANES spectroscopy: implications for diagenetic mobilization of sulfur …
The Ediacaran period was characterized by numerous events, including the emergence of
large multi-cellular metazoans and surface environmental perturbations. This period was …
large multi-cellular metazoans and surface environmental perturbations. This period was …
Preservation of overmature, ancient, sedimentary organic matter in carbonate concretions during outcrop weathering
SJ Loyd - Geobiology, 2017 - Wiley Online Library
Concretions are preferentially cemented zones within sediments and sedimentary rocks.
Cementation can result from relatively early diagenetic processes that include degradation …
Cementation can result from relatively early diagenetic processes that include degradation …
Raman geothermometry of carbonaceous material in the basal Ediacaran Doushantuo cap dolostone: the thermal history of extremely negative δ13C signatures in the …
Extremely negative δ 13 C values (as low as− 48‰) of blocky calcite cements filling cavities,
sheet-cracks, and fractures in the basal Ediacaran cap dolostone of the Doushantuo …
sheet-cracks, and fractures in the basal Ediacaran cap dolostone of the Doushantuo …
Stratigraphy, sedimentary structures, and textures of the late Neoproterozoic Doushantuo cap carbonate in South China
G Jiang, MJ Kennedy… - Journal of …, 2006 - pubs.geoscienceworld.org
Abstract The 3-to 5-m-thick Doushantuo cap carbonate in south China overlies the
glaciogenic Nantuo Formation (ca. 635 Ma) and consists of laterally persistent, thinly …
glaciogenic Nantuo Formation (ca. 635 Ma) and consists of laterally persistent, thinly …
Integration of observational and analytical methodologies to characterize organic matter in early Archaean rocks: distinguishing biological from abiotically synthesized …
M Glikson, AH Hickman, LJ Duck, SD Golding… - Earliest life on Earth …, 2011 - Springer
Abstract Transmission Electron Microscopy (TEM) was applied to observe and characterize
carbonaceous materials (CM) extracted from black cherts and argillite in drill core from the …
carbonaceous materials (CM) extracted from black cherts and argillite in drill core from the …