Metadata Overview for Tephra "POR 3"

Below is all the metadata supplied for this sample. Some additional metadata has not been made public by the creator(s).

General
Lab ID:POR-3
Comment:Ages from Wörner et al., 2000 are classified as not reliable (K-Ar biotite=0.15+0.20/-0.15; K-Ar K-feldspar =0.29 +0.45/-0.29).
Responsible Party
Creator:Gerhard Wörner (unknown@unknown.com)
Contributors:Project Leader: Volker Wennrich (volker.wennrich@uni-koeln.de), Researcher: Niklas Leicher (n.leicher@uni-koeln.de)
Collection Details
Collection Site:POR 3
Sample Collection Method:Manual>Hammer
Sample Collection Date:01.01.1999
Sampling Method:Unknown
Analysis Details
Lab Split Info:Split of original material by Wörner et al., 2000.
Major/Minor Element Analysis Method:EPMA-WDS, glass
Trace Element Analysis Method:LA-ICP-MS, glass
Isotope Analysis Method:None
Dating Methods:K/Ar, Mica
K/Ar, K-Feldspar