Nantahala Formation and Tusquitee Quartzite, undivided (NCZnt;1)

State	North Carolina
Name	Nantahala Formation and Tusquitee Quartzite, undivided
Geologic age	Late Proterozoic
Original map label	Znt
Primary rock type	slate
Secondary rock type	metasedimentary rock
Other rock types	quartzite
Lithologic constituents	Major Metamorphic > Metasedimentary > Metaclastic > MetasiltstoneNantahala Formation: slate and metasiltstone, dark gray, laminated to thin bedded, sulfidic Metamorphic > Metasedimentary > Metaclastic > SlateNantahala Formation: slate and metasiltstone, dark gray, laminated to thin bedded, sulfidic; Tusquitee Quartzite: white to light yellowish gray, numerous, thin slate layers. Minor Metamorphic > Metasedimentary > Metaclastic > QuartziteTusquitee Quartzite: white to light yellowish gray, numerous, thin slate layers
Map references	The North Carolina Dept. of Environment, Health, and Natural Resources, Division of Land Resources, NC Geological Survey, in cooperation with the NC Center for Geographic Information and Analysis, 1998, Geology - North Carolina (1:250,000), coverage data file geol250. The data represents the digital equivalent of the official State Geology map (1:500,000 scale), but was digitized from (1:250,000 scale) base maps.
Unit references	Rhodes, Thomas S., and Conrad, Stephen G., 1985, Geologic Map of North Carolina: Department of Natural Resources and Community Development, Division of Land Resources, and the NC Geological Survey, 1:500,000-scale, compiled by Brown, Philip M., et al, and Parker, John M. III, and in association with the State Geologic Map Advisory Committee. The North Carolina Dept. of Environment, Health, and Natural Resources, Division of Land Resources, NC Geological Survey, in cooperation with the NC Center for Geographic Information and Analysis, 1998, Geology - North Carolina (1:250,000), coverage data file geol250. The data represents the digital equivalent of the official State Geology map (1:500,000 scale), but was digitized from (1:250,000 scale) base maps.
Geographic coverage	Cherokee - Clay - Graham - Macon - Swain