Matuyama reversed chron
E675179
The Matuyama reversed chron is a long interval of predominantly reversed geomagnetic polarity that followed the Gauss–Matuyama reversal and lasted from about 2.58 to 0.78 million years ago.
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
geomagnetic chron
ⓘ
reversed polarity interval ⓘ |
| boundaryEvent | Brunhes–Matuyama reversal NERFINISHED ⓘ |
| chronCode | C2r ⓘ |
| contains |
Jaramillo subchron
NERFINISHED
ⓘ
Olduvai subchron NERFINISHED ⓘ |
| duration | about 1.8 million years ⓘ |
| endTime | about 0.78 million years ago ⓘ |
| era | Cenozoic NERFINISHED ⓘ |
| evidenceFrom |
lava flow magnetization
ⓘ
marine magnetic anomalies ⓘ sedimentary rock remanent magnetization ⓘ |
| fieldType | dipolar-dominated geomagnetic field ⓘ |
| follows | Gauss–Matuyama reversal NERFINISHED ⓘ |
| hasPolarity | reversed ⓘ |
| includesAge | Pleistocene ⓘ |
| lowerBoundaryDefinedBy | Gauss–Matuyama reversal NERFINISHED ⓘ |
| magneticFieldConfiguration | south magnetic pole near geographic north ⓘ |
| namedAfter | Motonori Matuyama NERFINISHED ⓘ |
| partOf | Cenozoic geomagnetic polarity timescale NERFINISHED ⓘ |
| period | Quaternary ⓘ |
| polarityRelativeToPresent | opposite ⓘ |
| precededBy | Gauss normal chron NERFINISHED ⓘ |
| precedes | Brunhes normal chron ⓘ |
| startTime | about 2.58 million years ago ⓘ |
| upperBoundaryDefinedBy | Brunhes–Matuyama reversal NERFINISHED ⓘ |
| usedFor |
dating sedimentary sequences
ⓘ
dating volcanic rocks ⓘ geologic time correlation ⓘ |
| usedIn | magnetostratigraphy ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.