WEBHe locally subdivided the Chico, Topanga, and Modelo and named the subdivisions in terms of their lithology or stratigraphic position within the formation. Woodring, Bramlette, and Kleinpell (1936) extended the name Monterey Shale to the Miocene shale sequence in the Palos Verdes Hills southwest of Los Angeles.
Structure of the San Fernando Valley region ... - GeoScienceWorld
WEBApr 1, 2011 · Approximately 4 km to the southwest of 2893Q on the northern flank of the Santa Monica Mountains, the Modelo Formation also overlies in angular unconformity folded Topanga and older rocks (Fig. 1; Yerkes and Campbell, 2005).
Petrology and provenance of the Modelo Formation, Santa Monica ...
WEBApr 1, 1993 · The Modelo Formation of the central and eastern Santa Monica Mountains is an Upper Miocene siliceous-diatomaceous shale and sandstone submarine-fan sequence, which was deposited in the northern...
Moving Mountains : The Changing Landscape Surrounding the …
WEBMar 27, 1994 · Modelo shale, which forms a mantle over the older rock layers on the north flank, is the youngest formation, containing fish and seaweed fossiles.
WEBIn this paper we summarize an investigation of sandstone within the upper Miocene Modelo Formation of the Santa Monica Mountains. Using petrologic data,as well as microprobe compositional...
Generalized geologic map of Los Angeles basin and San Gabriel Mountains ...
WEBThe Modelo Formation of the central and eastern Santa Monica Mountains is an Upper Miocene siliceous-diatomaceous shale and sandstone submarine-fan sequence, which was deposited in the northern...
USGS: Geological Survey Bulletin 845 (Itinerary) - U.S. National …
WEBThe Santa Monica Mountains extend to the Pacific Ocean at Santa Monica. (See pl. 48, A.) In the central part of Los Angeles are many exposures of Miocene beds, including shale filled with diatom remains.
Modelo shale exposed by roadside cut — Calisphere
WEBFossil-bearing Modelo shale exposed by roadcut, Sepulveda Canyon in the Santa Monica Mountains. Cut shows dipping strata in the "Old Quarry" on Sepulveda Canyon Rd. just south of tunnel beneath Mulholland Drive.
Modelo shale exposed by roadside cut — Calisphere
WEBSection of Modelo shale exposed by roadcut, Sepulveda Canyon in the Santa Monica Mountains. Cut shows dipping strata on the road north of tunnel beneath Mulholland Drive.
Nature-Ally Speaking - California Digital Newspaper Collection
WEBThe upper Miocene is represented in the Santa Monica Mountains by the Modelo formation. Unlike the two Topanga strata that are primarily sandstone the Modelo is noted for its shale beds. Ii was formed in a shallow quiet arm of the sea and. although fossil mollusks are present, it has also prt served relics of other rypes of life which do not ...
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