Sample Detail of
Sample: Sample No. 84JFY-66 -- USGS No. 11122-SD
Locality: Field No. 84JFY-66
Description: Iron-rich carbonate layers with flat snails in allochthon on top of Hunt Fork Shale and Hanayut Congloemrate from lat. 68o 08.6 min., long. 144o 59.2 min., Arctic A-2 quadrangle.
Location: Alaska Quadrangle: Arctic A-2
Lat.: 68o08.6 ' Long.: 144o59.2 '
Reference
Title: Report on Referred Fossils ,  1985 (04/18)
All samples were crushed, acidized and concentrated for heavy minerals in Denver; all samples were picked for conodonts in the Washington, D.C. conodont laboratory.
Report by: Anita G. Harris , Katharine S. Schindler
Referred by: David L. Jones
Age: Devonian
CAI:Min: 5 (CAI=5 indicating host rock reached at least 300 deg. C.)
Comment:1.25 kg of rock was processed for conodonts (190 g of +20 mesh insoluble residue).

Age: Devonian.
CAI=5 indicating host rock reached at least 300o C.

Occurrence(s)
No. Group Name Qty Notes
1 Conodonts 1 incomplete Pa element of Icriodus sp. indet.
2 Conodonts 2 indet. bar or blade fragments