Carboniferous marine rocks, unit 5 (Northwestern Sierra Nevada) (CAC5;0)

State	California
Name	Carboniferous marine rocks, unit 5 (Northwestern Sierra Nevada)
Geologic age	Paleozoic or Mesozoic
Original map label	C
Comments	Northwestern Sierra Nevada. Composed of quartzite and chert in predominantly metavolcanic Duffey Dome Fm. of Hietanen (1973), which was later abandoned and included in Franklin Canyon Fm. (Hietanen, 1981). Assigned a Triassic? and late Paleozoic age by Hietanen (1981)
Primary rock type	quartzite
Secondary rock type	chert
Other rock types
Lithologic constituents
Map references	Jennings, C.W., Strand, R.G., and Rogers, T.H., 1977, Geologic map of California: California Division of Mines and Geology, scale 1:750,000.
Unit references	Jennings, C.W., Strand, R.G., and Rogers, T.H., 1977, Geologic map of California: California Division of Mines and Geology, scale 1:750,000. Jennings, C.W., 1985, An explanatory text to accompany the 1:750,000 scale fault and geologic maps of California: California Division of Mines and Geology, Bulletin 201, 197 p. Saucedo, G.J., and Wagner, D.L., 1992, Geologic map of the Chico quadrangle, California: California Division of Mines and Geology, Regional Geologic Map Series, Map 7A, scale 1:250,000. Hietanen, A., 1981, The Feather River area as a part of the Sierra Nevada suture system in California: U.S. Geological Survey Professional Paper 1226-B, 13 p. [http://pubs.er.usgs.gov/publication/pp1226AC] Hietanen, A., 1973, Geology of the Pulga and Bucks Lake quadrangles, Butte and Plumas Counties, California: U.S. Geological Survey Professional Paper 731, 66 p. [http://pubs.er.usgs.gov/publication/pp731]
Geographic coverage	Butte