Results 11 to 20 of about 2,512,027 (122)

Phase Decomposition upon Alteration of Radiation-Damaged Monazite–(Ce) from Moss, Østfold, Norway [PDF]

open access: yesCHIMIA, 2010
The internal textures of crystals of moderately radiation-damaged monazite–(Ce) from Moss, Norway, indicate heavy, secondary chemical alteration.
Lutz Nasdala   +8 more
doaj   +2 more sources

Sulfur-bearing monazite-(Ce) from the Eureka carbonatite, Namibia: oxidation state, substitution mechanism, and formation conditions [PDF]

open access: yes, 2019
Sulfur-bearing monazite-(Ce) occurs in silicified carbonatite at Eureka, Namibia, forming rims up to ~0.5 mm thick on earlier-formed monazite-(Ce) megacrysts.
S Broom-Fendley (21855821)   +8 more
core   +8 more sources

Constraining deformation phases in the Aar Massif and the Gotthard Nappe (Switzerland) using Th Pb crystallization ages of fissure monazite-(Ce) [PDF]

open access: yes, 2019
Fissure monazite-(Ce) (hereafter called monazite) commonly crystallizes during deformation at low metamorphic grade and offers the possibility to date protracted deformation over several millions of years and to identify distinct deformation phases.
M.J. Whitehouse   +11 more
core   +4 more sources

Crystal chemistry and miscibility of chernovite-(Y), xenotime-(Y), gasparite-(Ce) and monazite-(Ce) from Mt. Cervandone (Western Alps, Italy) [PDF]

open access: yes, 2022
The crystal chemistry and crystal structure of the rare earth element phosphates, monazite-(Ce), Ce(PO4), and xenotime-(Y), Y(PO4), as well as the arsenates, gasparite-(Ce), Ce(AsO4), and chernovite-(Y), Y(AsO4), from the hydrothermal quartz-bearing ...
Francesco Pagliaro   +5 more
core   +1 more source

Monazite-xenotime thermometry: A review of best practices and an example from the Caledonides of Northern Scotland

open access: yes, 2023
Supplementary Material: Table 1 Monazite-xenotime-temperature ...
Richard D. Law (16484452)   +3 more
core   +1 more source

Automatic element and mineral detection in thin sections using hyperspectral transmittance imaging microscopy (HyperTIM) [PDF]

open access: yesEuropean Journal of Mineralogy, 2022
In this study we present a novel method for the automatic detection of minerals and elements using hyperspectral transmittance imaging microscopy measurements of complete thin sections (HyperTIM).
H. L. C. Daempfling   +11 more
doaj   +1 more source

REE-Nb MINERALIZATION IN TRACHYTES AND RHYOLITES OF THE KHULAM VOLCANO-PLUTONIC COMPLEX, NORTH CAUCASUS [PDF]

open access: yesМинералогия, 2021
The paper presents the first data on the composition of REE and Nb mineralization in the Middle Jurassic moderately alkaline felsic and moderately acid rocks of the Khulam volcano-plutonic complex at the territory of Kabardino-Balkaria, central part of ...
E.N. Kaigorodova   +3 more
doaj   +1 more source

A Possible Radiation-Induced Transition from Monazite-(Ce) to Xenotime-(Y)

open access: yes, 2020
This study examines two pegmatitic monazite samples (2a and 4b, these numbers are related to a previous study) to determine their crystal chemistry and effects of internal radiation damage using synchrotron high-resolution powder X-ray diffraction and ...
Sytle M. Antao, M. Mashrur Zaman
core   +1 more source

Cenozoic deformation in the Tauern Window (Eastern Alps) constrained by in situ Th-Pb dating of fissure monazite [PDF]

open access: yesSolid Earth, 2020
Thorium–lead (Th-Pb) crystallization ages of hydrothermal monazites from the western, central and eastern Tauern Window provide new insights into Cenozoic tectonic evolution of the Tauern metamorphic dome. Growth domain crystallization ages range from 21.
E. Ricchi   +7 more
doaj   +1 more source

REE-bearing minerals in Drava river sediments, Slovenia, and their potential origin

open access: yesGeologija, 2017
Monazite and xenotime are major ore minerals for rare earth elements (REE), Y, and actinides, a powerful tool for radiometric dating and indicators of the geological genesis of the parent rock.
Aleš Šoster   +3 more
doaj   +1 more source

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