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(Table 1) Age analysis at DSDP Hole 57-439
Correction factors used are (39Ar/37Ar)Ca = 0.0039, (36Ar/37Ar)Ca = 0.00029, (40Ar/39Ar)K = 0.031. Errors given in the apparent ages indicate 1 sigma. Empty cells = no data. -
(Table 2) Analytical data for step-heating experiments at DSDP Hole 58-445 an...
This dataset has no description
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(Table 1) 40Ar-39Ar analysis at DSDP Holes 60-458 and 60-459
Correction factors used as (39Ar/37Ar)Ca = 0.0007, (36Ar/37Ar)Ca = 0.00036, and (40Ar/39Ar)K = 0.03. -
(Table 1) Isotopic Ar and ages at DSDP Holes 61-462 and 61-462A
Empty cells = no data. -
(Table 2) Radiometric age of volcanic ash layer of ODP Hole 112-686B
This dataset has no description
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(Table 1) Apparent ages from 40Ar/39Ar heating steps for DSDP Hole 72-516F ba...
Submarine basalts are difficult to date accurately by the potassium-argon method. Dalrymple and Moore (1968) and Dymond (1970), for example, showed that, when the conventional...
