Pg. 159, 160. Monte Neva formation. Lower half consists of thin-bedded very platy generally dark-gray limestone, siltstone, and shale grading upward into dark-gray silty limestone. Distinguished by its platiness and tan to red weathering in lower part. Thickness at type section 594 feet. Overlies Eldorado limestone with sharp contact. Underlies Raiff limestone (new); arbitrary contact placed where beds become distinctly thicker. Age is late Middle Cambrian, based on fossils (trilobites identified by A.R. Palmer, USGS).
Type section: 549 ft-thick measured section on the divide north of the third large canyon [now called Pluto Canyon], northwest of Monte Neva Hot Springs, in NW/4 sec. 33, T. 22 N., R. 63 E., [approx. Lat. 39 deg. 44 min. N., Long. 114 deg. 51 min. W., Monte Neva Hot Springs 7.5-min quadrangle], northern Egan Range, White Pine Co., eastern NV. Named from Monte Neva Hot Springs in Steptoe Valley, 5.5 mi southeast of type section.
[Additional locality information from USGS historical topographic map collection TopoView, accessed February 2, 2023.]

Source: Publication; US geologic names lexicon (USGS Bull. 1200, p. 2565).