Strontium
Strontium isotopic data from human remains
Column name Data type Column description
CitationID varchar
Error decimal Measurement error on the strontium ratio; equivalent to 2SE
IndividualID varchar Unique ID for each human specimen
ItemID varchar Must exist in the Items table.
LabCode varchar Original labcode provided by the lab that generated the strontium values.
Leachate varchar Whether strontium measurements were extracted from leachate from the sample element.
MassSpecType varchar Type of Mass Spectrometry.
Material varchar The material on which the analyses are based.
Mean_87Sr/86Sr decimal Strontium isotopic ratio.
notes varchar
Position varchar
ppm int
SegmentLength decimal Segment length (cm) amalgamates the isotopic signal of the months of growth within that sample. Hair grows circa 1 cm per month, so a 5 cm segment includes isotopic information for 5 months.
SegmentMass decimal Mass of segment (mg).
SkeletalElement varchar Skeletal element (case sensitive); lower case letters correspond to deciduous dentition and upper case correspond to adult dentition.
Species varchar Must exist in the TaxonCode table
StrontiumID smallint Unique primary key