stable
Definition
category |
geology
|
||||
has beginning |
Base of Precambrian
|
||||
has end |
Base of Phanerozoic
|
||||
in scheme |
Chronostratigraphy / Geochronology
|
||||
is gSSA |
false
|
||||
is gSSP |
false
|
||||
label |
|
||||
mnemo |
PCMB
|
||||
narrower |
Proterozoic
| Archean
| Proterozoic
| Hadean
|
||||
nature |
Informal
|
||||
notation |
Pk
| PꞒ
|
||||
pref label |
|
||||
rgb coordinate blue |
112
|
||||
rgb coordinate green |
67
|
||||
rgb coordinate red |
247
|
||||
source |
Gradstein et al. (2012)
|
||||
spatial |
Monde
|
||||
status |
Valid
|
||||
top concept of |
Chronostratigraphy / Geochronology
|
||||
type |
Concept
|
||||
type chronostrat age |
Supereonothem
|
||||
type geochrono age |
Supereon
|