- The
Paleoarchean (/ˌpeɪlioʊ.ɑːrˈkiːən, ˌpæl-/ PAY-lee-oh-ar-KEE-ən, PAL-), also
spelled Palaeoarchaean (formerly
known as the
early Archean), is a geologic...
-
million years, from the end of the
Hadean Eon 4031 Mya to the
start of the
Paleoarchean Era 3600 Mya. The
beginnings of life on
Earth have been
dated to this...
- – 0 —
Precambrian Hadean Archean Proterozoic Phaner ozoic Eoarchean Paleoarchean Mesoarchean
Neoarchean Paleoproterozoic Mesoproterozoic Neoproterozoic...
-
Archean Eon (2.5–4 Ga)
Neoarchean (2.5–2.8 Ga)
Mesoarchean (2.8–3.2 Ga)
Paleoarchean (3.2–3.6 Ga)
Eoarchean (3.6–4 Ga)
Hadean Eon (4–4.6 Ga) ka = kiloannum...
-
chronostratigraphic erathem.
There are ten
defined eras: the Eoarchean,
Paleoarchean, Mesoarchean, Neoarchean, Paleoproterozoic, Mesoproterozoic, Neoproterozoic...
-
Precambrian Hadean (or hadaeozoic)
Archean (or archaeozoic)
Eoarchean Paleoarchean Mesoarchean Neoarchean Proterozoic Paleoproterozoic Siderian Rhyacian...
- ago, and the Eoarchean,
starting 4
billion years ago, and part of the
Paleoarchean era,
starting 3.6
billion years ago, of the
Archean eon. This period...
-
Archean Eon (2.5–4 Ga)
Neoarchean (2.5–2.8 Ga)
Mesoarchean (2.8–3.2 Ga)
Paleoarchean (3.2–3.6 Ga)
Eoarchean (3.6–4 Ga)
Hadean Eon (4–4.6 Ga) ka = kiloannum...
-
Kaapval craton begins: old
tonaltic gneisses laid down c. 3,600 Ma –
Paleoarchean Era starts.
Possible ****embly of the
Vaalbara supercontinent; oldest...
- (one of the
earliest forms of life on Earth) have been
dated to the
Paleoarchean era
approximately 3.5
billion years ago.
Marble Bar has been described...
