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the claim
There is a direct connection between jarosite and subsoil biological activity near Spain's Río Tinto
the verdict
SUPPORTED
the evidence backs this
confidence 86/100

Studies on Spain's Río Tinto indicate that local biological activity, such as fungal and bacterial processes, is directly connected to the formation and transformation of jarosite and related iron minerals.

Evidence for · 2
Specific jarosite biomineralization by Purpureocillium lilacinum, an acidophilic fungi isolated from Río Tinto.
2013 · cited by 60
Paper [0] demonstrates that specific fungi isolated from Río Tinto can directly induce the biomineralization of jarosite.
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More for · 1
Traces of life in Río Tinto (Spain): Decoupling of morphological and geochemical biosignatures
2023 · cited by 0
Paper [2] discusses microbialites and iron mineral transformations including jarosite within the Río Tinto system, linking biological presence and geochemical mineralogy.
The paper trail · every fact has a biography
first checked31 Jul 2026
judged → SUPPORTED · 8631 Jul 2026
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