Benchmark: hard-rock lithium can be 3x as carbon intensive as lithium from brine
Green Car Congress
MARCH 10, 2023
Lithium chemicals derived from hard rock sources such as spodumene can be more than three times as carbon-intensive as that from brine sources, according to Benchmark Mineral Intelligence’s (Benchmark Minerals’) Lithium ESG Report. The majority of spodumene is mined in Australia where it is processed into spodumene concentrate.
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