experimental
Définition
broader |
Precambrian
|
has beginning |
Base of Archean
|
has end |
Base of Proterozoic
|
in scheme |
Chronostratigraphy / Geochronology
|
is gSSA |
true
|
is gSSP |
false
|
label |
Archéen
| Archean
|
mnemo |
ARCH
|
narrower |
Paleoarchean
| Mesoarchean
| Neoarchean
| Eoarchean
|
nature |
Référent
|
notation |
AR
|
pref label |
Archean
| Archéen
|
rgb coordinate blue |
127
|
rgb coordinate green |
4
|
rgb coordinate red |
240
|
source |
Gradstein et al. (2012)
|
spatial |
Monde
|
status |
Valid
|
type |
Concept
|
type chronostrat age |
Eonothem
|
type geochrono age |
Eon
|