Formation of iron oxide–apatite deposits

M Reich, AC Simon, F Barra, G Palma, T Hou… - Nature Reviews Earth & …, 2022 - nature.com
Renewed economic interest in iron oxide–apatite (IOA) deposits—containing tens to
hundreds of millions of tonnes of Fe and substantial amounts of rare earth elements, P, Co …

The role of evaporite layers in the ore-forming processes of iron oxide-apatite and skarn Fe deposits: Examples from the middle-lower Yangtze River metallogenic Belt …

C Duan, Y Li, J Mao, Q Zhu, G Xie, Q Wan, W Jian… - Ore Geology …, 2021 - Elsevier
Iron oxide–apatite (IOA) and skarn Fe deposits are important sources of Fe in China. During
the Mesozoic, a large number of large IOA and skarn Fe deposits formed in the Middle …

The role of iron-rich hydrosaline liquids in the formation of Kiruna-type iron oxide–apatite deposits

LP Zeng, XF Zhao, C Spandler, JA Mavrogenes… - Science …, 2024 - science.org
Kiruna-type iron oxide–apatite (IOA) deposits, an important source of iron, show close
associations with andesitic subvolcanic intrusions. However, the processes of ore formation …

Formation of magnetite-(apatite) systems by crystallizing ultrabasic iron-rich melts and slag separation

F Tornos, JM Hanchar, M Steele-MacInnis, E Crespo… - Mineralium …, 2024 - Springer
Magnetite-(apatite) ore deposits are interpreted as being formed by the crystallization of iron-
rich ultrabasic melts, dominantly generated by the interaction of silicate melts with oxidized …

Genetic model of the El Laco magnetite-apatite deposits by extrusion of iron-rich melt

T Keller, F Tornos, JM Hanchar, DK Pietruszka… - Nature …, 2022 - nature.com
Magnetite-apatite deposits are important sources of iron and other metals. A prominent
example are the magnetite lavas at the El Laco volcano, Northern Chile. Their formation …

Hydrothermal sulfate surges promote rare earth element transport and mineralization

Y Wan, IM Chou, X Wang, R Wang, X Li - Geology, 2023 - pubs.geoscienceworld.org
The generation of sulfate-rich hydrothermal fluids is of great significance to investigate
because it is closely associated with the formation of many important ore deposits, such as …

Magmatic immiscibility and the origin of magnetite-(apatite) iron deposits

DK Pietruszka, JM Hanchar, F Tornos, R Wirth… - Nature …, 2023 - nature.com
The origin of magnetite-(apatite) iron deposits (MtAp) is one of the most contentious issues
in ore geology with competing models that range from hydrothermal to magmatic processes …

Thermal evolution of Andean iron oxide–apatite (IOA) deposits as revealed by magnetite thermometry

G Palma, M Reich, F Barra, JT Ovalle, I Del Real… - Scientific Reports, 2021 - nature.com
Magnetite is the main constituent of iron oxide–apatite (IOA) deposits, which are a globally
important source of Fe and other elements such as P and REE, critical for modern …

Melt inclusion evidence for limestone assimilation, calc-silicate melts, and “magmatic skarn”

X Xu, X Xu, M Szmihelsky, J Yan, Q Xie… - …, 2023 - pubs.geoscienceworld.org
Chemical exchange between silicate magmas and carbonate rocks has major implications
for igneous fractionation, atmospheric CO2 flux, and formation of mineral deposits. However …

Tracking isotopic sources of immiscible melts at the enigmatic magnetite-(apatite) deposit at El Laco, Chile, using Pb isotopes

DK Pietruszka, JM Hanchar, F Tornos… - …, 2024 - pubs.geoscienceworld.org
The long-standing controversy about the origin of magnetite-(apatite) mineral deposits
pertains to how they form. The Pleistocene El Laco deposit in northern Chile is a critical …