From: Global database on large magnitude explosive volcanic eruptions (LaMEVE)
DATING DATA QUALITY INDICATOR | |
---|---|
VALUE | DESCRIPTION |
0 | Only qualitative data provided (e.g. Holocene). |
1 | Date reported in the literature without error and or dating method not specified OR stratigraphically dated OR reported errors >30% OR unit has multiple published dates that differ by >30%. |
2 | Single date (historical or geochronology) with a method and errors cited OR unit has multiple published dates that differ by 10-30% OR historical ages uncertain by more than one year. |
3 | Single precise historical date within a year OR multiple published dates that differ by <10%. |