Adjective
Alt. of Stratigraphical
Alt. of -ical
Source: Webster's dictionaryDating of lava and volcanic ash layers found within a stratigraphic sequence can provide absolute age data for sedimentary rock units which do not contain radioactive isotopes and calibrate relative dating techniques. Source: Internet
"Based on the tight stratigraphic context, this can be dated to the mid-8th cent. Source: Internet
"Anagenesis in Triceratops: evidence from a newly resolved stratigraphic framework for the Hell Creek Formation." Source: Internet
Indeed her method of digging, which most of us have subsequently adopted, causes a proliferation of loci that excavators often have difficulty keeping straight long enough to produce coherent published stratigraphic syntheses. Source: Internet
Lyell, in contrast focused on recent earthquakes (150 yrs), evidenced by surface irregularities such as faults, fissures, stratigraphic displacements and depressions. Source: Internet
Because the international stratigraphic subdivision is not yet complete, many local subdivisions are still widely used. Source: Internet