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Figure 1

From: Modern Iron Ooids of Hydrothermal Origin as a Proxy for Ancient Deposits

Figure 1

Geology of the Panarea area and material studied. (a) Geology of the Aeolian Islands and surrounding seamounts in the Tyrrhenian Sea (modified from50) and location of the study area within the Panarea Volcanic System (red star). The subduction/collision front is represented in the inset map of Italy. IP = Ionian Plate; SA = Sisifo-Alicudi fault system; smt = seamount; TLF = Tindari-Letojanni fault system. (b) Stereomicroscopy image of Panarea ooid sand, where a whitish biogenic component and dark rust-coloured grains (ooids) are clearly distinguishable.

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