Sample Detail of
Sample: Sample No. 86SK238A -- USGS No. MR 7266
Locality: Field No. 86SK238A
Description: Howard Pass B-4. Lat. 68o 21'10" N., Long. 158o 17'10" W. Chert associated with red-weathering basal, in fault contact with vesicular basalt and limestone. (description from Dover et al., 2004, p. 61 (Table 2))
Location: Alaska Quadrangle: Howard Pass B-4
Lat.: 68o21'14 " Long.: 158o17'20 "
Reference
Title: Geologic and fossil locality maps of the west-central part of the Howard Pass Quadangle and part of the adjacent Misheguk Mountains Quadrangle, western Brooks Range, Alaska ,  2004
Report by: Jim Dover , Irv L. Tailleur , Julie A. Dumoulin
Age: Triassic
Formation: Unnamed (Basalt (Jurassic? to Devonian?))
Comment:Age: Triassic

Shown as locality 109 on Sheet 2; map unit: JDbc

Occurrence(s)
No. Group Name Qty Notes
1 Radiolarian Few, sparse nassellarians Sample identified by B. Murchey, USGS