The Rhyacian Period ( /raɪˈeɪsi.ən/; Ancient Greek: ῥύαξ, romanized: rhýax, meaning "stream of lava") is the second geologic period in the Paleoproterozoic...
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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...
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is further subdivided into four geologic periods, namely the Siderian, Rhyacian, Orosirian and Statherian. Paleontological evidence suggests that the Earth's...
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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...
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114 Neoarchean-Rhyacian Alternatively the continents may have formed into two groupings Superia and Sclavia Arctica 2,114–1,995 Rhyacian-Orosirian Not...
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the 300 million years-long Huronian glaciation (during the Siderian and Rhyacian periods of the Paleoproterozoic) and the hypothesized Snowball Earth (during...
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Timeline of natural history (section Rhyacian Period)
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...
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during the Siderian period and ended approximately 2.060 Ga ago during the Rhyacian. Geological, isotopic and chemical evidence suggests that biologically...
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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)...
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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)...
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Paleoarchean Mesoarchean Neoarchean Proterozoic Paleoproterozoic Siderian Rhyacian Orosirian Statherian Mesoproterozoic Calymmian Ectasian Stenian Neoproterozoic...
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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)...
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(2450–1800 Ma) Skourian (2450–2300 Ma) – from Greek σκουριά (skouriá) 'rust'. Rhyacian (2300–2050 Ma) Orosirian (2050–1800 Ma) Mesoproterozoic (1800–1000 Ma)...
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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)...
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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)...
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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)...
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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)...
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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)...
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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)...
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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)...
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−2320 — – −2300 — – P a l e o p r o t e r o z o i c Neoarchean Siderian Rhyacian Events of the Siderian Period. Axis scale: millions of years ago...
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and early Paleoproterozoic Era 2.48 to 2.10 Gya, during the Siderian and Rhyacian periods, is manifested by mafic dikes and sedimentary rift-basins and rift-margins...
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−1860 — – −1840 — – −1820 — – −1800 — – P a l e o p r o t e r o z o i c Rhyacian Orosirian Statherian Events of the Orosirian Period. Axis scale: millions...
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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)...
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Ectasian 1400 Calymmian 1600 Paleoproterozoic Statherian 1800 Orosirian 2050 Rhyacian 2300 Siderian 2500 Archean Neoarchean 2800 Mesoarchean 3200 Paleoarchean...
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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)...
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Geological period Era Pongola 2900–2780 Mesoarchean Huronian 2400–2100 Siderian Rhyacian Paleoproterozoic Sturtian Marinoan Gaskiers Baykonur 715–680 650–635 580...
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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)...
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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)...
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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)...
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