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).

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). |

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 Site: | POR 3 |
Sample Collection Method: | Manual>Hammer |
Sample Collection Date: | 01.01.1999 |
Sampling Method: | Unknown |

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 |