LEWISVILLE, Ark., May 29, 2025 (GLOBE NEWSWIRE) -- Smackover Lithium, a Joint Venture (“JV”) between Standard Lithium Ltd. (“Standard Lithium” or the “Company”) (TSXV:SLI) (NYSE:A:SLI) and Equinor, is pleased to announce that the Arkansas Oil and Gas Commission (“AOGC”) has unanimously approved the establishment of a 2.5% royalty rate for the Reynolds Unit for Phase I of its South West Arkansas (“SWA”) Project in Lafayette and Columbia Counties. This is the first royalty rate for lithium from brine extracti ...