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Stenian

The Stenian Period (/ˈstiːni.ən/ STEE-nee-ən, from Ancient Greek: στενός, romanized: stenós, meaning "narrow") is the final geologic period in the Mesoproterozoic Era and lasted from 1200 Mya to 1000 Mya (million years ago). Instead of being based on stratigraphy, these dates are defined chronometrically due to the scarcity of Precambrian fossils and…

History & Geography

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Celestial body
Earth
Chronological unit
Period
Lower boundary definition
Defined chronometrically
Lower GSSA ratified
1990
Name formality
Formal
Regional usage
Global (ICS)

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Stenian

Nodes60
Edges59
Triples60
Avg. degree1.97
Density0.033333
Components1

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Stenian

Top relations

related to Orogenies · 14
Stenian → All, Australia, Dalslandian, Elzerian, Kibaran, Mya, North America, Ottawan, Outside, Rigolet, Rodinia, Shawingian, Sunsás, The Grenville
related to Further reading · 12
Stenian → Archived, Bibcode, Divisions, GeoWhen Database, International Geologic Time Scale, James, Lethaia, May, Ogg, Retrieved January, Status, Stenian Period
related to history · 9
Stenian → Ancient Greek, Before, Mya, New Precambrian, Plumb, Riphean, Russia, The, The Stenian
related to Biology · 8
Stenian → Acritarchs, Bangiomorpha, Bya, Fossils, Hunting Formation, Proterocladus, Somerset Island, The
related to Climate · 6
Stenian → Proterozoic, Stenian's, The, The CO2, The Sun, There
Celestial body · 1
Stenian → Earth
Chronological unit · 1
Stenian → Period
Lower boundary definition · 1
Stenian → Defined chronometrically
Lower GSSA ratified · 1
Stenian → 1990
Name formality · 1
Stenian → Formal

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Important terminology

period mya time rodinia years ago ectasian tonian around 1200 1000 also orogeny defined north mesoproterozoic surrounded proterozoic era billion

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
StenianCelestial bodyEarth1.00infobox
StenianChronological unitPeriod1.00infobox
StenianLower boundary definitionDefined chronometrically1.00infobox
StenianLower GSSA ratified19901.00infobox
StenianName formalityFormal1.00infobox
StenianRegional usageGlobal (ICS)1.00infobox
StenianStratigraphic unitSystem1.00infobox
StenianTime scale(s) usedICS Time Scale1.00infobox
StenianTime span formalityFormal1.00infobox
StenianUpper boundary definitionDefined chronometrically1.00infobox
StenianUpper GSSA ratified19901.00infobox
Stenianrelated to BiologyFossils0.60section

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