Mine detail: Cobb Mine

Previously called 'Split Rock Mine'

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Location

Lat / long: 40.96583, -74.44069

Resource(M)

Primary: Iron
Ore: Magnetite
Gangue: Apatite

Production

Operation type: Unknown
Deposit type: Unknown
Production size: Small
Development status: Past Producer
First production started: 1868
Last production ended: 1881

Geology

Host rock:Mixed Gneiss
Host type:Gneiss

References

MRDSW055100
DEP10082365
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 1986}{Deposit:: SIMS, P.K., 1958. GEOLOGY AND MAGNETITE DEPOSITS OF DOVER DISTRICT, MORRIS COUNTY NEW JERSEY. GEOLOGICAL SURVEY PROF. PAPER 287}{Deposit:: ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1868; COOK, GEORGE}{Deposit:: COOK, GEORGE H., 1879. ANNUAL REPORT OF THE STATE GEOLOGIST FOR THE YEAR 1879.}
ReporterKaeding, Margaret E. (Bell, Christy A.)