Timescales of Mineral Systems Group, EPS, Curtin University (@timescaleseps.bsky.social)

~80% of the world’s hard-rock #lithium comes from #Archean #pegmatite whose formation is not fully understood. Work by Smithies et al. shows the importance of crustal boundaries and hydrous mantle-derived magma from deep metasomatized lithospheric domains. #openaccess doi.org/10.1038/s432...

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Giant lithium-rich pegmatites in Archean cratons form by remelting refertilised roots of greenstone belts - Communications Earth & Environment Melting of sanukitoid-infused basement beneath greenstone roots produced lithium-rich granites and lithium-pegmatite in the Australian Archean Cratons, according to an analysis of geochemical and isot... https://doi.org/10.1038/s43247-025-02622-5