Metadata Overview for Tephra "IRRU-46A"

Below is all the metadata supplied for this sample. Download basic metadata.

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General
IGSN:10273/GF1211S-7N
Related Resource:Is Part Of Data Paper "http://dx.doi.org/10.1016/j.jsames.2015.08.012" (DOI)
Lab ID:IRRU-46A
Responsible Party
Creator:Inés Rodríguez Araneda (irodriguez@uct.cl)
Collection Details
Collection Site:IRRU-46
Sample Recovery Technique:Manual
Sample Collection Date:01.01.2015
Sampling Method:Unknown
Sample Details
Resource Type:Individual Sample
Sample Access:Restricted
Material:Tephra
Depositional Process:Pyroclastic Flow
Volcanic Origin:Irruputuncu, El Pozo pyroclastic flow
Analysis Details
Major/Minor Element Analysis Method:None
Trace Element Analysis Method:None
Isotope Analysis Method:None
Dating Method:40Ar/39Ar, Biotite
Chronology
Chronological Analysis 1:
This is the best age estimate for this sample.
Dating Method40Ar/39Ar, Biotite (Multi Crystal Fusion)
LabOregon State University
Age Range0.209 - 0.317 Ma
Best Age Estimate0.258 Ma (Uncertainty: 0.049)
Age Calculationinverse isochron
Uncertainty Type2 sigma
Xenocryst PresenceNot determined
Chronological Analysis 2:
Dating Method40Ar/39Ar, Biotite (Multi Crystal Fusion)
LabOregon State University
Age Range0.161 - 0.185 Ma
Best Age Estimate0.173 Ma (Uncertainty: 0.012)
Age Calculationplateau age
Uncertainty Type2 sigma
Xenocryst PresenceYes (Mean Age: --)
Stratigraphy
Erathem:Cenozoic
System:Quaternary
Series:Pleistocene
Stage:Chibanian
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