Metadata Overview for Tephra "AD-1"

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

General
IGSN:10273/GF1211S-97
Related Resource:Is Part Of Data Paper "https://doi.org/10.1016/j.quageo.2008.06.002" (DOI)
Lab ID:AD-1
Comment:Sample AD-1 was originally investigated in Placek et al., 2009: "Approximately 2 m of coarse angular alluvial gravels and sands that are poorly sorted overlie this tuff, which is exposed by incision of a dry wash."
Responsible Party
Creator:Jay Quade (unknown@unknown.com)
Collection Details
Collection Site:AD-1
Sample Recovery Technique:Manual
Sample Collection Date:01.01.2009
Sampling Method:Unknown
Sample Details
Resource Type:Individual Sample
Sample Access:Accessible
Material:Tephra
Depositional Process:Tephra Fall
Analysis Details
Major/Minor Element Analysis Method:EPMA-WDS, glass
Trace Element Analysis Method:LA-ICP-MS, glass
Isotope Analysis Method:None
Dating Method:40Ar/39Ar, Biotite
Physical Properties
Physical Layer Property 1:
Layer Continuityn/a
Thickness0 cm - 0 cm
Host Sediment MixingNo
Evidence of ReworkingNo
Layer Commentsno layer thickness given
Physical Microanalytical Property 1:
Lab IDAD-1
Microscoped Fractionn/a
Mineral AssemblageZircon, plagioclase feldspars, biotite
Light Microscope Images AvailableNo
BSE Images AvailableNo
Geochemistry
TAS Classification:Rhyolite
WDS-EDS Analysis:WDS-EDS .csv file
LA-ICP-MS Analysis:LA-ICP-MS .csv file
Chronology
Chronological Analysis 1:
This is the best age estimate for this sample.
Dating Method40Ar/39Ar, Biotite (Multi Crystal Fusion)
LabSernageomin
Age Range0.69 - 0.81 Ma
Best Age Estimate0.75 Ma (Uncertainty: 0.06)
Age Calculationplateau
Uncertainty Type2 sigma
Xenocryst PresenceNot determined
Stratigraphy
Erathem:Cenozoic
System:Quaternary
Series:Pleistocene
Stage:Chibanian
Tephra Correlation
Tephra Correlation:CG_9