Mine detail: Johnson Hill Mine

Previously called ''

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Location

Lat / long: 40.90556, -74.58348

Resource(M)

Primary: Iron
Ore: Magnetite

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1868
Last production ended: 1869

Geology

Host rock:Quartz Plagioclase Gneiss
Host type:Gneiss

References

MRDSDE01311
DEP10021809
Reference{Deposit:: BAYLEY, WILLIAM S., 1910. IRON MINES AND MINING IN NEW JERSEY, VOL. VII OF THE FINAL REPORT SERIES OF THE STATE GEOLOGIST.}{Deposit:: FIELD CHECKED 1987.}{Deposit:: COOK, GEORGE H. 1868. ANNUAL REPORT OF THE STATE GEOLOGY FOR THE YEAR 1868.}{Deposit:: SIMS, P.K., 1958. GEOLOGY AND MAGNETITE DEPOSITS OF THE DOVER DISTRICT, MORRIS COUNTY NEW JERSEY GEOL SURVEY PROF PAPER 287.}
ReporterKaeding, Margaret E. (Bell, Christy A.)