Mine detail: Johnny Gulch Iron Deposit

Previously called 'Ruby Creek DepositRuby Creek MineRuby Mine'

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Location

Lat / long: 45.05851, -111.73195

Resource(M)

Tertiary: Iron, Titanium
Other material: Goethite, Magnetite, Quartz
Discovery year: 1900

Production

Operation type: Surface
Development status: Past Producer
First production started: 1934

Geology

References

MRDSW016885
MAS300570601
DEP10172889
Reference{Deposit:: MONTANA BUREAU OF MINES AND GEOL. IC-13, 1956, P. 36.}{Deposit:: MONTANA BUREAU OF MINES AND GEOL. SPECIAL PUBLICATION 28, 1963,}{Deposit:: P. 78.}{Deposit:: MONTANA BUREAU OF MINES AND GEOL. MEMOIR 38, 1960, P. 12.}{Deposit:: U.S. GEOLOGICAL SURVEY MINERAL RESOURCES MAP MR-51, 1967.}{Deposit:: HOBERG, R.K., GEOLOGY OF THE RUBY CREEK IRON DEPOSIT:}{Deposit:: BILLINGS GEOLOGICAL SOCIETY ELEVENTH ANNUAL FIELD}{Deposit:: CONFERENCE, P. 268-272.}
ReporterWinters, Dick