Napa Member
General info
Belongs to
Type lithostratigraphy
Rank Member
Scope regional
Status formal standard
Author Orviku
Year 1958
Etymon Napa watermill in NE Estonia
Original locality Purtse River bank
Age (Ma)
Index
BIIICIbK'N
Alt. index
O2knN
Date added 2009-10-02
Date changed 2023-01-08
Stratotypes
LocalityTypeFrom (m)1To (m)2ReferenceRemarks
Napa outcrop
holostratotype
Rõõmusoks, 1983 Purtse River bank