Rock-chemistry-to-mineral-properties conversion: Machine learning approach

AO Kalashnikov, YA Pakhomovsky, AV Bazai… - Ore Geology …, 2021 - Elsevier
A problem of prediction of ore minerals properties by whole-rock chemistry (47 elements)
has been stated and solved for a case of the Kovdor baddeleyite-apatite-magnetite deposit …

Magnetic granulometry, frequency-dependent susceptibility and magnetic states of particles of magnetite ore from the Kovdor deposit

P Kharitonskii, N Bobrov, K Gareev, A Kosterov… - Journal of Magnetism …, 2022 - Elsevier
Structural, frequency and magnetic properties of magnetite ores from the Kovdor deposit,
Northwest Russia, have been investigated. Scanning electron microscopy, X-ray energy …

Three-D mineralogical mapping of the Kovdor phoscorite-carbonatite complex, NW Russia: II. Sulfides

GY Ivanyuk, YA Pakhomovsky, TL Panikorovskii… - Minerals, 2018 - mdpi.com
The world largest phoscorite-carbonatite complexes of the Kovdor (Russia) and Palabora
(South Africa) alkaline-ultrabasic massifs have comparable composition, structure and …

Three-D mineralogical mapping of the Kovdor phoscorite-carbonatite complex, NW Russia: III. Pyrochlore supergroup minerals

GY Ivanyuk, NG Konopleva, VN Yakovenchuk… - Minerals, 2018 - mdpi.com
The pyrochlore supergroup minerals (PSM) are typical secondary phases that replace (with
zirconolite–laachite) earlier Sc-Nb-rich baddeleyite under the influence of F-bearing …

Fungal hyphae develop where titanomagnetite inclusions reach the surface of basalt grains

RA Lybrand, O Qafoku, ME Bowden, MF Hochella Jr… - Scientific Reports, 2022 - nature.com
Nutrient foraging by fungi weathers rocks by mechanical and biochemical processes.
Distinguishing fungal-driven transformation from abiotic mechanisms in soil remains a …

[HTML][HTML] Evolution of Mount Cameroon volcanism: geochemistry, mineral chemistry and radiogenic isotopes (Pb, Sr, Nd)

EW Wembenyui, KD Collerson, J Zhao - Geoscience Frontiers, 2020 - Elsevier
Mount Cameroon volcano has erupted several times in the 20th Century with documented
eruptions in 1909, 1922, 1954, 1959, 1982, 1999 and 2000. Evidence of historic volcanism …

Three-D mineralogical mapping of the Kovdor phoscorite–carbonatite complex, NW Russia: I. Forsterite

JA Mikhailova, GY Ivanyuk, AO Kalashnikov… - Minerals, 2018 - mdpi.com
The Kovdor alkaline-ultrabasic massif (NW Russia) is formed by three consequent
intrusions: peridotite, foidolite–melilitolite and phoscorite–carbonatite. Forsterite is the …

Magmatic-hydrothermal evolution of the Sung Valley Carbonatite, northeastern India

R Gogoi, P Hazarika - Journal of Earth System Science, 2023 - Springer
Abstract The Sung Valley ultramafic–alkaline–carbonatite–complex (UACC) occurs as early
Cretaceous intrusive body within the Proterozoic low-grade metapelites in the eastern …

Micro-to nano-sized solid inclusions in magnetite record skarn reactions

I González-Pérez, JM González-Jiménez… - European Journal of …, 2024 - ejm.copernicus.org
Magnetite is a widespread ore mineral in skarn systems and usually hosts a wide variety of
inclusions. Micro-to nano-sized solid inclusions in magnetite are unique tools to track the …

Neoproterozoic Lysan Alkaline–Ultramafic Complex in the Eastern Sayan, Southern Siberia, Russia: Mineralogical Constraints of Carbonate Rocks and Albitite for …

TB Kolotilina, AS Mekhonoshin, YD Shcherbakov - Minerals, 2024 - mdpi.com
The Lysan alkaline–ultramafic complex is located in the Sisim shear zone at the contact of
the two largest tectonic structures of the accretion–collisional belt in the southwestern frame …