Low temperature recrystallisation of alluvial gold in paleoplacer deposits

J Stewart, G Kerr, D Prior, A Halfpenny, M Pearce… - Ore Geology …, 2017 - Elsevier
Detrital gold particles in paleoplacer deposits develop recrystallised rims, with associated
expulsion of Ag, leading to the formation of Ag-poor rims which have been recognised in …

Gold nugget morphology and geochemical environments of nugget formation, southern New Zealand

D Craw, K Lilly - Ore Geology Reviews, 2016 - Elsevier
Gold nuggets (centimetre scale) have formed in a supergene alteration zone on
hydrothermal gold deposits, and occur intergrown with quartz and iron oxyhydroxide …

Mineral prospecting from biogeochemical and geological information using hyperspectral remote sensing-Feasibility and challenges

R Chakraborty, G Kereszturi, R Pullanagari… - Journal of Geochemical …, 2022 - Elsevier
Biogeochemistry is an effective and fast approach for orientation studies in mineral
exploration. Vegetative cover has been used in a range of geological environments to gain …

[HTML][HTML] Microchemical signatures of placer gold grains from the Gamba district, northern Cameroon: Implications for possible bedrock sources

YB Ketchaya, G Dong, M Santosh, YB Lemdjou - Ore Geology Reviews, 2022 - Elsevier
Abstract The Central African Fold Belt (CAFB) in Cameroon hosts numerous alluvial gold
deposits derived from known deposit types in the eastern and southern part of the country. In …

Evolution of native gold under exogenous conditions

ZS Nikiforova, YA Kalinin… - Russian Geology and …, 2020 - pubs.geoscienceworld.org
A long-term study of the typomorphism of native gold under exogenous conditions gave an
insight into its evolution in time and space. The morphology, internal structure, and chemical …

Sources of environmental sulfur in the groundwater system, southern New Zealand

R Tostevin, D Craw, R Van Hale, M Vaughan - Applied Geochemistry, 2016 - Elsevier
Sulfide minerals commonly occur in sediments and basement rocks in southern New
Zealand, as authigenic precipitates from groundwater below the oxygenated surface zone …

[HTML][HTML] Role of carbonaceous material in gold precipitation for orogenic gold deposits: A case study of the Bangbu gold deposit in southern Tibet, China

Z Ding, X Sun, S Hu, H Chen, D Li, Y Fu, L Xu, Z Wu… - Ore Geology …, 2023 - Elsevier
Carbonaceous material (CM) is widely distributed at the Bangbu orogenic gold deposit in
vein-hosted and disseminated ores, as well as wall rocks. Despite being closely ore-related …

[HTML][HTML] A newly discovered 2030–2010 ma magmatic suite records the dawn of Proterozoic extension on the southern margin of the Yilgarn craton

NM Tucker, JL Payne, AI Kemp, CL Kirkland… - Precambrian …, 2023 - Elsevier
Uranium–lead zircon geochronology, zircon lutetium–hafnium isotope analyses and whole-
rock geochemistry are used to investigate concealed basement geology and the location of …

Supergene remobilization of Au in Au-bearing regolith related to orogenic deposits: A case study from Kazakhstan

YA Kalinin, GA Palyanova, EA Naumov, KR Kovalev… - Ore Geology …, 2019 - Elsevier
Our study of the primary and supergene gold from the Suzdal and Raigorodok deposits in
Kazakhstan confirms that during the formation of the regolith in both deposits, invisible and …

[HTML][HTML] Evolution of the Tepeoba porphyry-skarn Cu-Mo-Au deposit, NW Turkey: New mineralogical and geochemical findings

A Abdelnasser, M Kumral, B Zoheir, H Yilmaz - Ore Geology Reviews, 2022 - Elsevier
This study recently investigates the evolution of the Tepeoba porphyry Cu-Mo-Au deposit
(Cu∼ 3 wt%, Mo∼ 0.16 wt%, Au∼ 10 ppm) with associated skarn prospects in the Biga …