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Related to Palaeoproterozoic: Paleoproterozoic


 (pā′lē-ō-prŏt′ər-ə-zō′ĭk, -prō′tər-)
Of, relating to, or being the oldest of the three eras of the Proterozoic Eon, from approximately 2.5 billion to 1.6 billion years ago, marked by the formation of stable continents and the appearance of cyanobacteria. See Table at geologic time.
The Paleoproterozoic Era.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The Kiskama deposits are hosted within 2.3 Ga to 1.9 Ga Palaeoproterozoic volcanic and sedimentary formations.
The new style of Zn Pb mineralisation has been delineated on the contact between the overlying Frere Iron Formation and underlying Navajoh Dolomite of the Palaeoproterozoic Yelma Formation.
Trans-Baltic Palaeoproterozoic correlations towards the reconstruction of supercontinent Columbia/Nuna.
The Hirsikangas deposit in Central Finland is a Palaeoproterozoic orogenic gold deposit located on a 30km crustal scale shear zone.
The Sveconorwegian orogenic belt in SW Scandinavia consists of late Palaeoproterozoic to Mesoproterozoic continental crust reworked during the Sveconorwegian orogeny [18, 41, 42].
Moore, "Iron isotopes constrain biogeochemical redox cycling of iron and manganese in a Palaeoproterozoic stratified basin," Earth and Planetary Science Letters, vol.
(2005): Microbially originated wrinkle structures on sandstone and their stratigraphic context: Palaeoproterozoic Koldaha Shale, central India.
Biomarker evidence for green and purple sulphur bacteria in a stratified Palaeoproterozoic sea.
Character of fluids associated with hydrothermal alteration and metamorphism of Palaeoproterozoic submarine volcanic rocks, Baftin Island, Nunavut, Canada.
Kaur, P., Zeh, A., Chaudhri, N., Gerdes, A., Okrucsh, M., 2011, Archaean to Palaeoproterozoic crustal evolution of the Aravalli mountain range, NW India, and its hinterland: The U-Pb and Hf isotope record of detrital zircon, PC Res, 187, 155-164.
[8] Oversby [11] assigned Archean to Palaeoproterozoic ages (2700-2000 Ma) to the MGC in Nigeria.
In sections on Mezozoic-Cenozoic, Palaeozoic/Neoproterozoic, and Proterozoic orogens, they explore such topics as Andean flat-slab subduction through time, plate tectonics of the Alpine realm, constraints from detrital zircon age data on the palaeozoic palaeogeography of Mexico, ocean mafic complexes, Neoproterozoic reworking of the Palaeoproterozoic Capricorn Orogen of Western Australia and implications for the amalgamation of Rodinia, and the Palaeoproterozoic Trans-Hudson Orogen as a prototype of modern accretionary processes.