GCMD Chronostratigraphic Units Types Keywords

RHYACIAN

https://gcmd.earthdata.nasa.gov/kms/concept/65e898c9-b329-4b1e-b34c-c3b36af720d3

broader
https://gcmd.earthdata.nasa.gov/kms/concept/a4a66454-acdb-4493-b5db-765653e5b824 original
narrower
65e898c9-b329-4b1e-b34c-c3b36af720d3 original
change note
2019-11-13 10:02:46.0 [tstevens] Insert Concept
add broader relation (RHYACIAN [65e898c9-b329-4b1e-b34c-c3b36af720d3,423325] - PALEOPROTEROZOIC [a4a66454-acdb-4493-b5db-765653e5b824,423293]);
2019-11-19 08:51:48.0 [tstevens]
insert Definition (id: null
text: The Rhyacian Period is the second geologic period in the Paleoproterozoic Era and lasted from 2300 Mya to 2050 Mya (million years ago). The Bushveld Igneous Complex and other similar intrusions formed during this period. The Huronian (Makganyene) global glaciation began at the start of the Rhyacian and lasted 100 million years.
language code: en);
definition The Rhyacian Period is the second geologic period in the Paleoproterozoic Era and lasted from 2300 Mya to 2050 Mya (million years ago). The Bushveld Igneous Complex and other similar intrusions formed during this period. The Huronian (Makganyene) global glaciation began at the start of the Rhyacian and lasted 100 million years.
reference
text International Commission on Stratigraphy (http://www.stratigraphy.org/)
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in scheme chronounits original