Hidden Valley Dolomite Explained

Hidden Valley Dolomite
Type:	Geologic formation
Age:	Silurian—Devonian
Period:	Devonian
Prilithology:	Dolomite
Namedfor:	Hidden Valley
Namedby:	McAllister (1952)
Region:	Mojave Desert California
Country:	United States
Underlies:	Lost Burro Formation
Overlies:	Ely Springs Dolomite
Thickness:	1000feet-1300feetft (-ft)

The Hidden Valley Dolomite is a Silurian−Devonian geologic formation in the northern Mojave Desert of California, in the western United States.

Locations where it is exposed include sections of the southern Inyo Mountains and the Talc City Hills.^[1]

Hidden Valley Dolomite overlies the Ely Springs Dolomite formation, and underlies the Lost Burro Formation.^[1]

Paleontology

Outcrops of the Hidden Valley Dolomite formation's Lippincott Member in Death Valley National Park have produced fossils of the fishes Panamintaspis snowi and Blieckaspis priscillae along with the remains of other jawless fishes and a small arthrodire placoderm.^{[2] [3]}

References

Notes and References

1. https://books.google.com/books?id=CmlXAAAAMAAJ&dq=Lost+Burro+Formation&pg=RA2-PA12 Google Books: United States Geological Survey Professional Paper - "Geology and ore deposits of Inyo County, California"
2. "Death Valley National Park," Hunt, Santucci, and Kenworthy (2006); page 63.
3. Hunt, ReBecca K., Vincent L. Santucci and Jason Kenworthy. 2006. "A preliminary inventory of fossil fish from National Park Service units." in S.G. Lucas, J.A. Spielmann, P.M. Hester, J.P. Kenworthy, and V.L. Santucci (ed.s), Fossils from Federal Lands. New Mexico Museum of Natural History and Science Bulletin 34, pp. 63–69.