Results 21 to 30 of about 2,601 (170)

Occurrence and behavior of monazite-(Ce) and xenotime-(Y) in detrital and saprolitic environments related to the Serra Dourada granite, Goiás/Tocantins State, Brazil: Potential for REE deposits [PDF]

open access: yes, 2015
This is the author's post-print and is released with a Creative Commons Attribution Non-Commercial No Derivatives License.The definitive published version is available from Elsevier via http://dx.doi.org/10.1016/j.gexplo.2015.03.007 © 2015 Elsevier B.V.
Botelho, NF, Santana, IV, Wall, F
core   +1 more source

Crystal chemical significance of chemical zoning in dissakisite-(Ce) [PDF]

open access: yes, 2008
Dissakisites from Trimouns dolomite mine,France, have two kinds of single crystals: chemical-zonedand homogeneous types. Back-scattered electron microprobe(BSE) images of these dissakisites reveal both Ca–Al rich dark zones and Fe-RREE rich bright zones ...
Hoshino Mihoko   +5 more
core   +1 more source

REE AND SR MINERALIZATION WITH PERRIERITE-(CE) IN ALKALINE SILICATE-CARBONATE ASSEMBLAGE OF THE CONTACT ZONE OF THE VISHNEVOGORSK BLOCK (SOUTH URALS) [PDF]

open access: yesМинералогия, 2016
The REE and Sr minerals (perrierite-(Ce), allanite-(Ce), ankilite-(Ce), monazite-(Ce), «cerphosforhuttonite») were identified in the apatite-albite-phlogopite-calcite veins of the contact zone of the Vishnevogorsk miaskite block.
E.P. Makagonov, V.A. Muftakhov
doaj  

Caracterização mineralógica, geoquímica e potencial econômico de ocorrências de terras raras do maciço granítico Serra do Mendes, Goiás [PDF]

open access: yes, 2017
Dissertação (mestrado)—Universidade de Brasília, Instituto de Geociências, Programa de Pós-Graduação em Geologia, 2017.O Maciço Granítico Serra do Mendes (MGSM) está localizado na Província Estanífera de Goiás (PEG), que é caracterizada por corpos de ...
Zapata Montoya, Angélica María
core   +1 more source

First data on Th–REE mineralization in mafic-ultramafic igneous rocks of the western slope of the Southern Urals

open access: yesGeoresursy
The article presents the first data on rare earth mineralization in differentiated intrusions on the western slope of the Southern Urals. When studying the mineralogy of the rocks of the Shuida, Misaelga, Ishliy and Lysogorsk complexes, minerals of rare ...
S. G. Kovalev, S. S. Kovalev
doaj   +1 more source

Eocene magmatic processes and crustal thickening in southern Tibet : insights from strongly fractionated ca. 43 Ma granites in the western Gangdese Batholith [PDF]

open access: yes, 2015
This research was financially co-supported by the Strategic Priority Research Program (B) of the Chinese Academy of Sciences (XDB03010301), the National Key Project for Basic Research of China (Project 2015CB452604), the Chinese National Natural Science ...
Cawood, Peter Anthony   +9 more
core   +1 more source

Rare-earth mineralization in ores of the Gurvunur apatite-magnetite deposit (Ozerny ore cluster, Western Transbaikalia)

open access: yesРуды и металлы
The Gurvunur apatite-magnetite deposit is located within the Ozerny ore cluster in Western Transbaikalia. A peculiarity of this object is the presence of rare-earth mineralization in the ores. The main REE concentrator minerals include monazite, allanite,
Izvekova A. D.   +2 more
doaj   +1 more source

Bimodal pumice populations in the 13.5 Ma Harsány ignimbrite, Bükkalja Volcanic Field, Northern Hungary: Syn-eruptive mingling of distinct rhyolitic magma batches? [PDF]

open access: yes, 2009
The 13.5 Ma Harsány ignimbrite, in the eastern part of the Bükkalja volcanic field, eastern-central Europe, provides a rare example of mingled rhyolite.
Harangi, Szabolcs   +3 more
core   +1 more source

CONCENTRIC-ZONAL AGGREGATE OF REE MINERALS IN FELDSPAR PEGMATITE OF THE VISHNEVYE MOUNTAINS, SOUTH URALS [PDF]

open access: yesМинералогия, 2019
A concentric-zonal texture of mineral aggregate observed in alkali pegmatite of the Vishnevye Mountains was formed as a result of melt-fluid crystallization in a closed system.
V.A. Popov
doaj  

RARE EARTH MINERALS IN ALKALINE AND SUBALKALINE ROCKS OF THE BALBUK COMPLEX (SOUTH URALS) [PDF]

open access: yesМинералогия, 2016
Mineral composition of alkaline and subalkaline rocks of the Balbuk complex (South Urals) is characterized. The major REE minerals are monazite-(Ce), allanite-(Ce), and rhabdophane-(Ce).
E.P. Makagonov, V.A. Kotlyarov
doaj  

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