Aseri Stage
General info
Belongs to
Type chronostratigraphy
Rank Stage
Scope regional
Status formal standard
Author Bekker
Year 1922
Etymon Aseri, place in NE Estonia
Original locality Aseri, NE Estonia
Age top (Ma) 463
Age base (Ma) 463.8
Age (Ma)
Age reference Cooper & Sadler, 2004
Index
CIa
Alt. index
O2AS
Date changed 2023-01-08
Stratotypes
LocalityTypeFrom (m)1To (m)2ReferenceRemarks
Aseri quarry
holostratotype
Rõõmusoks, 1970a
Sirtsisoo 526 borehole
hypostratotype
79.9583.65 Männil & Saadre, 1987