Crane and Griffin, 1968: 83

Samples that cite this reference

Lab number Site Province / State Normalized age δ13C (per mil)
M-1863 20GT-? (Samel's Field) MI 865 ± 120 -25.0
M-1864 20GT-? (Samel's Field) MI 630 ± 110 -25.0
M-1865 20GT-? (Samel's Field) MI 1100 ± 120 -25.0
M-1866 20AN-? (Henderson-Lamb) MI 340 ± 100 -25.0
M-1868 20GT-? (Samel's Field) MI 1440 ± 120 -25.0