One in 10 Brazilian mines may be abandoned, study finds
Brazil has 3,943 mining sites showing signs of abandonment, or 11% of the country's authorized operations, according to a new study.
A recent study has found that clay, specifically kaolinite, could be used to discover gold and the critical minerals vital for the clean energy transition. According to Western Australia-based researcher Ryan Noble, the adsorbing properties of kaolinite, powered by its layered structure...
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