Banded-iron formations (BIFs)were formed most abundantly during the ____________.
A) Archean Eon
B) Hadean Eon
C) Proterozoic Eon
D) Paleozoic Era

Question

Quizplus · Accepted Answer

Banded-iron formations were most abundantly formed during the Proterozoic Eon, particularly between 2.5 to 1.8 billion years ago, due to the increase in atmospheric oxygen and the precipitation of iron from the oceans.

Banded-Iron Formations (BIFs)were Formed Most Abundantly During the ____________