Abstract
Sedimentary deposits of alternating iron-rich (20–40% Fe) and iron-poor, siliceous (40–50% SiO2) mineral layers that primarily precipitated throughout much of the late Archean (2.7–2.5 Ga) and Paleoproterozoic (2.5– 1.8 Ga), but then remerged in the Neoproterozoic (0.8 Ga).
Originalsprog | Engelsk |
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Antal sider | 3 |
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ISBN (Trykt) | 0132620723 |
DOI | |
Status | Udgivet - maj 1973 |