New Jersey · Warren County
Past Producer
Jenny Jump Mine
Warren County, New Jersey, United States
Iron
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USGS source ↗
Commodities
Primary
Iron
Commodity type
M
Deposit
Deposit type
Unknown
Deposit size
S
Materials
Ore minerals
Magnetite
Gangue
Gneiss, Mica
Geology
Host rock
Limestone · Franklin
Economic & production
Development status
Past Producer
First production
1880
Last production
1900
Identification
Deposit ID
10082378
MRDS ID
W055117
Region
NA
Data score
D
Coordinates
40.90417, -74.93432
References
FIELD CHECKED 1981, 1982, 1985