HumanIsotopeSequences
Human Isotope Sequences table: sequential sampling e.g. from laser ablation data on a single tooth, hair or nail.
Column name Data type Column description
SliceID varchar Primary key
HumanIsoID varchar
SequenceOrder tinyint Rank order of sequence (lower numbers are closer to root)
Datapoints/slice tinyint Number of datapoints per slice
SequenceTime tinyint Duration of reading in seconds
Material varchar Material on which analysis completed; e.g. dentine, enamel
87Sr/86Sr decimal Strontium isotopic ratio (87Sr/86Sr)
2SE_87Sr/86Sr decimal Within-run precision of each analyses (2SE) (Iolite Version 2.5)
2SD_87Sr/86Sr decimal Propagated from external reproducibility (2SD) obtained from primary standard during the analytical session combined with the within-run precision of each analyses (2SE) (Iolite Version 2.5)
87Rb/86Sr decimal Ratio of 87Rb to 86Sr
2SE_87Rb/86Sr decimal Within-run precision of each analyses (2SE) (Iolite Version 2.5)
Mean_SrBeam decimal Average of total Sr beam intensity in V (sum of 84Sr, 86Sr, 87Sr, 88Sr)
84Sr/86Sr decimal Ratio of 84Sr/86Sr
2SE_84Sr/86Sr decimal Within-run precision of each analyses (2SE) (Iolite Version 2.5)
ppm tinyint Estimated Sr concentration
notes varchar