2023-11-02 07:44:54
Firmly held vertically, the steel tube and its drill let out a continuous metallic scraping coming from the bowels of the earth. “We go down to 250-300 meters depth,” explains Patrick Fullenwarth, geologist in charge of the underground drilling campaign. These granite cores are removed to analyze them very precisely, every 10 cm, and to validate the concentration of lithium in the deposit. » All around us, the scenery is breathtaking. The Beauvoir open-air quarry, in the heart of Bourbonnais, in the town of Échassières (Allier), aligns its extraction ramps 360 degrees in white stairs, shaped for more than a century. In the distance, excavators load the bins of large trucks with good-sized blocks of stone.
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