Editing Middlesex County, New Jersey (section)

==History==
Clay was once frequently mined in Middlesex County,<ref name="geology">{{Cite web |url=https://dep.nj.gov/wp-content/uploads/njgws/enviroed/county-series/middlesex_county.pdf |title=Geology of Middlesex County in Brief |access-date=February 10, 2025 |publisher=New Jersey Department of Environmental Protection}}</ref> with mining across the [[Raritan Formation]] continuing until the late twentieth century.<ref>{{Cite web| url=https://eps.rutgers.edu/rutgers-core-repository/nj-coastal-plain/raritan-formation |title=Raritan Formation |access-date=February 10, 2025 |publisher=Rutgers University Department of Earth and Planetary Sciences}}</ref> Clay mining activity north of the Raritan River was particularly active near Woodbridge.<ref name="geology"/>

===Etymology===
Middlesex County is named after the county of the same name in England.