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USGS Loc. 8562, Matanuska-Susitna Borough, Alaska, USA
| Lat/Long (Decimal) | 61.8439,-148.06 |
|---|---|
| Co-ordinates Derivation | based on nearby landmark |
| Given Location | Alaska, United States |
| Mindat.org Region (for given coordinates) | Matanuska-Susitna Borough, Alaska, USA |
Collections
| Collection | Reference | Stratigraphic Name | Comments | Lithology | Age |
|---|---|---|---|---|---|
| USGS Loc. 16398, Matanuska Valley-Nelchina [Matanuska Fm] | Jones D. L. (1963) | Matanuska | STRATIGRAPHIC RELATIONS: From the Matanuska Fm, which unconformably overlie Early Cretaceous strata, including the Nelchina Limestone. AGE: Late Campanian or Maastrichtian, on the basis of ammonite biostratigraphy; Pachydiscus kamishakensis zone. STRATIGRAPHIC POSITION: From upper part of Matanuska Fm. | siltstone | 83.5 - 70.6 Ma Late/Upper Cretaceous |
| USGS Loc. 8562, Matanuska Valley-Nelchina [Matanuska Fm] | Jones D. L. (1963) | Matanuska | STRATIGRAPHIC RELATIONS: From the Matanuska Fm, which unconformably overlie Early Cretaceous strata, including the Nelchina Limestone. AGE: Late Campanian or Maastrichtian, on the basis of ammonite biostratigraphy; Pachydiscus kamishakensis zone. STRATIGRAPHIC POSITION: From upper part of Matanuska Fm. | siltstone | 83.5 - 70.6 Ma Late/Upper Cretaceous |
Recorded Fossils
References
| Jones D. L. (1963) Upper Cretaceous (Campanian and Maestrichtian) ammonites from southern Alaska, United States Geological Survey Professional Paper 432, 1-53 |
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
