- The
Rhyacian Period ( /raɪˈeɪsi.ən/;
Ancient Gr****: ῥύαξ, romanized: rhýax,
meaning "stream of lava") is the
second geologic period in the Paleoproterozoic...
- is
further subdivided into four
geologic periods,
namely the Siderian,
Rhyacian,
Orosirian and Statherian.
Paleontological evidence suggests that the Earth's...
-
oldest confirmed impact structure. This date
places the
impact in the
early Rhyacian,
around the end of the
Huronian glaciation. The age
finding was
based on...
-
approximately 2.5 to 2.2 billion
years ago (Gya),
during the
Siderian and
Rhyacian periods of the
Paleoproterozoic era.
Evidence for
glaciation is mainly...
- the 300
million years-long
Huronian glaciation (during the
Siderian and
Rhyacian periods of the Paleoproterozoic) and the
hypothesized Snowball Earth (during...
- 114 Neoarchean-
Rhyacian Alternatively the
continents may have
formed into two
groupings Superia and
Sclavia Arctica 2,114–1,995
Rhyacian-Orosirian Not...
- Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga)
Orosirian (1.8–2.05 Ga)
Rhyacian (2.05–2.3 Ga)
Siderian (2.3–2.5 Ga)...
-
during the
Siderian period and
ended approximately 2.060 Ga ago
during the
Rhyacian. Geological, isotopic, and
chemical evidence suggests that biologically...
- Ga)
Calymmian (1.4–1.6 Ga)
Paleoproterozoic (1.6–2.5 Ga)
Statherian (1.6–1.8 Ga)
Orosirian (1.8–2.05 Ga)
Rhyacian (2.05–2.3 Ga)
Siderian (2.3–2.5 Ga)...
- 2,400 Ma –
Dharwar Craton in
southern India stabilizes. c. 2,300 Ma –
Rhyacian period starts. c. 2,250 Ma –
Bushveld Igneous Complex forms: world's largest...
