Results 41 to 50 of about 494 (105)

Surface behaviour for materials processing [PDF]

open access: yes, 2019
The surface behaviour of minerals containing rare earth elements was investigated using zeta potential measurements. The rare earth fluorcarbonate mineral, parisite and a rare earth enriched phosphate mineral, apatite were measured under water and ...
Owens, C
core  

Petrogenesis of Eocene Tamazert continental carbonatites (Central High Atlas, Morocco): implications for a common source for the Tamazert and Canary and Cape Verde Island carbonatites [PDF]

open access: yes, 2010
The Tamazert Eocene alkaline complex of the Central High Atlas Range of Morocco hosts the largest outcropping occurrences of carbonatites in northern Africa.
A. Kchit   +19 more
core   +1 more source

Surface nanobubbles on the rare earth fluorcarbonate mineral synchysite [PDF]

open access: yes, 2019
This is the author accepted manuscript. The final version is available from Elsevier via the DOI in this recordData availability: Original data from this publication is available via open access at the British Geological Survey National Geoscience Data ...
Heinig, T   +4 more
core   +1 more source

HIGH FIDELITY KINETIC MODEL FOR FLOTATION: APPLICATIONS TO RARE EARTH ELEMENTS AND COPPER/MOLYBDENUM SEPARATIONS [PDF]

open access: yes, 2018
A high-fidelity kinetic model was developed to identify and elucidate the effects of varying principle froth flotation parameters on the sub-processes that occur within and between the flotation zones.
LaDouceur, Richard
core   +1 more source

Mineralogy and mineral processing to optimise recovery of synchysite-(Ce) and apatite from carbonatite at Songwe Hill, Malawi [PDF]

open access: yes, 2016
Rare earth elements (REE) are considered as critical and non-substitutable metals for electronics and green technology. A greater diversity of supply is needed and the REE occur in a wide range of REE- and REE-bearing minerals within different ore ...
Al-Ali, Safaa Hussein Ali
core  

Investigation of REE-fluorcarbonate Minerals [PDF]

open access: yes, 2023
Η έρευνα αυτή επικεντρώνεται στη διερεύνηση σπανίων γαιών-φθοριανθρακικών ορυκτών, με ιδιαίτερη έμφαση στις ακτινίδες (κυρίσως Th,U). Τα δείγματα που μελετήθηκαν περιείχαν κρυστάλλους παριζίτη και μπαστναζίτη, καθώς και τυπικό πέτρωμα που εμπεριέχει ...
DIMOPOULOS ORESTIS   +1 more
core  

Radiophiles des villes et des champs

open access: yes, 2000
Née d'un projet fédérateur de l'espace régional et national, sensible à gommer ce qui était vécu comme une rupture entre le monde des villes et le monde des champs, la radio s'est surtout développée dans le cadre urbain.
Méadel, Cécile
core   +1 more source

REE mineralisation within the Ditrău Alkaline Complex, Romania: Interplay of magmatic and hydrothermal processes [PDF]

open access: yes
The Ditrău Igneous Complex (north-east Romania) is a tilted Mesozoic alkaline intrusion (~19 km diameter), with enrichments in rare earth elements (REE), niobium, and molybdenum. It has the potential to contribute to a secure and sustainable European REE
Gabudianu, I.   +4 more
core   +1 more source

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