Signatures of early microbial life from the Archean (4 to 2.5 Ga) eon
K Lepot - Earth-Science Reviews, 2020 - Elsevier
Abstract The Archean era (4 to 2.5 billion years ago, Ga) yielded rocks that include the
oldest conclusive traces of life as well as many controversial occurrences. Carbonaceous …
oldest conclusive traces of life as well as many controversial occurrences. Carbonaceous …
Ethology of the trace fossil Chondrites: form, function and environment
The behaviour of the iconic ichnogenus Chondrites is re-evaluated based on review of
existing literature and analysis of novel data (macroscopic, thin section and ESEM-EDX …
existing literature and analysis of novel data (macroscopic, thin section and ESEM-EDX …
[HTML][HTML] LA-ICP-MS imaging in the geosciences and its applications to geochronology
Laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) map** is a
rapidly expanding field in the geosciences because of the wealth of spatial information it …
rapidly expanding field in the geosciences because of the wealth of spatial information it …
Ocean and atmosphere geochemical proxies derived from trace elements in marine pyrite: implications for ore genesis in sedimentary basins
Trace element concentrations in marine pyrite, measured by laser ablation-inductively
coupled plasma-mass spectrometry (LA-ICP-MS), have the potential to open a new window …
coupled plasma-mass spectrometry (LA-ICP-MS), have the potential to open a new window …
A Review of the Witwatersrand Basin-The World's greatest goldfield
RF Tucker, RP Viljoen, MJ Viljoen - Episodes, 2016 - indianjournalofentrepreneurship …
The world's greatest deposit of gold is hosted by the Archaean Witwatersrand sedimentary
basin, situated in the central portion of the Kaapvaal Craton of South Africa. The geological …
basin, situated in the central portion of the Kaapvaal Craton of South Africa. The geological …
First insight into the natural biodegradation of cyanide in a gold tailings environment enriched in cyanide compounds
MD Welman-Purchase, J Castillo… - Science of the Total …, 2024 - Elsevier
The disposal of mining wastes that contain cyanide are dumped in tailings from gold
extraction is a public concern in mining countries such as South Africa. Many studies have …
extraction is a public concern in mining countries such as South Africa. Many studies have …
The Witwatersrand Basin and its gold deposits
HE Frimmel - The Archaean geology of the Kaapvaal craton …, 2019 - Springer
Abstract The Mesoarchaean Witwatersrand Basin represents the largest known gold
anomaly and has produced more gold than any other ore province in the world. Deposition …
anomaly and has produced more gold than any other ore province in the world. Deposition …
Trace elements in pyrite from five different gold ore deposit classes: A review and meta-analysis
Scientific studies that use pyrite trace element signatures to facilitate interpretations of the
geological history of hydrothermal gold deposits are becoming more common. Given this …
geological history of hydrothermal gold deposits are becoming more common. Given this …
Multi-stage enrichment processes for large gold-bearing ore deposits
A review of previous studies of the world's large hydrothermal gold deposits indicates that
the largest deposits tend to show complicated parageneses where multiple gold enrichment …
the largest deposits tend to show complicated parageneses where multiple gold enrichment …
A novel framework for interpreting pyrite-based Fe isotope records of the past
M Mansor, MS Fantle - Geochimica et Cosmochimica Acta, 2019 - Elsevier
The variation in the iron isotopic composition (δ 56 Fe) of sedimentary pyrite is often
interpreted to reflect the degree of Fe redox cycling in modern and ancient environments …
interpreted to reflect the degree of Fe redox cycling in modern and ancient environments …