首次发现！黄金居然可以长出来，“石头生金”不再是传说

Core Insights - A groundbreaking discovery by Chinese scientists reveals that pyrite, often dismissed as "fool's gold," can actually generate gold from a solution, challenging long-held beliefs about gold's non-renewable nature [1][3][25] Group 1: Scientific Breakthrough - The research published in PNAS demonstrates that pyrite can act as a natural "gold factory," capturing and concentrating gold ions from surrounding solutions [1][21] - The innovative use of in-situ liquid phase transmission electron microscopy (LC-TEM) allows scientists to observe the process of gold formation in real-time [7][10] - The experiment showed that gold atoms can grow from the surface of pyrite in a liquid environment, effectively overturning traditional geological theories about gold deposition [17][19] Group 2: Economic Implications - The discovery has significant implications for the estimated 4.8 billion tons of pyrite waste globally, which was previously considered a pollutant [29][31] - This new understanding could transform waste into a valuable resource, allowing for the extraction of residual gold from pyrite waste [32][36] - The method proposed is environmentally friendly, avoiding the toxic processes associated with traditional gold extraction methods, thus presenting a sustainable alternative for the mining industry [34][38] Group 3: Future of Mining - The research opens up a potential multi-trillion dollar market by re-evaluating the value of pyrite waste and its role in gold production [27][29] - The findings suggest a shift towards greener mining practices, where gold can be obtained without destructive mining techniques [36][38] - This innovation positions the mining industry towards a more sustainable future, emphasizing the importance of understanding natural processes to unlock economic value [40]