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Hace 2 horas · “In those areas, we're finding that the rare earth elements are concentrated in fine-grain shale units, the muddy shales that are above and below the coal seams.” Image of Dr. Lauren Birgenheier examining samples located at a coal processing waste pile. (Credit: Michael Vanden Berg, Utah Geological Survey)
Hace 50 minutos · Now, research led by the University of Utah has documented elevated concentrations of a key subset of critical minerals, known as rare earth elements, or REEs, in active mines rimming the Uinta coal belt of Colorado and Utah. These findings open the possibility that these mines could see a secondary resource stream in the form of metals used in ...
Hace 50 minutos · Imports by Country. In 2023, China (5.6K tons) constituted the largest supplier of alkali and rare earth metals to Japan, accounting for a 59% share of total imports.Moreover, alkali and rare earth metals imports from China exceeded the figures recorded by the second-largest supplier, Vietnam (2.2K tons), threefold. From 2013 to 2023, the average annual growth rate of volume from China totaled ...
Hace 50 minutos · Oil shale and rare earth elements are widely distributed in North African countries (Egypt, Libya, Tunisia, Algeria, and Morocco). In Egypt, there is widespread distribution of the Upper Cretaceous–Lower Paleogene oil shale. Good to excellent (TOC ≥ 3 wt. %) oil shale resources are recorded along the Upper Cretaceous-Lower Paleogene rocks ...
Hace 1 día · The Coalition has declined to commit taxpayer dollars to Arafura Rare Earth’s project. The federal coalition is playing hardball on $840m in Commonwealth loans to a Territory major project.
Hace 1 día · A diagram depicting the habitable zone boundaries around stars, and how the boundaries are affected by star type.This plot includes Solar System planets (Venus, Earth, and Mars) as well as especially significant exoplanets such as TRAPPIST-1d, Kepler-186f, and our nearest neighbor Proxima Centauri b.. In astronomy and astrobiology, the habitable zone (HZ), or more precisely the circumstellar ...
Hace 9 horas · Lions are often referred to as the King of the Forest. These big cats are powerful, fierce, violent and apex predators. No predators on earth have a more brutal and violent lifestyle than lions. It is rare to witness any instance when prey escapes from the deadly jaws of the big cats. On the other hand, hyenas are fierce, social and incredibly smart. While many think of hyenas as devious ...
