Mine detail: Mayflower Mine

Previously called 'Renova '

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Location

Lat / long:

45.79351, -112.00226

Resource(M)

Primary:	Gold, Tellurium
Secondary:	Silver
Ore:	Calaverite, Sylvanite
Gangue:	Quartz
Orebody form:	CHIMNEYS, PIPES
Discovery year:	1896

Production

Operation type:	Unknown
Deposit type:	Alkaline Au-Te (Au-Ag-Te veins)
Production size:	Small
Development status:	Past Producer
Production years:	1935-42: Anaconda operated the mine during this period. 1958-61: The deposit was mined again under a lease agreement.

Geology

Host rock:	Madison
Host type:	Limestone
Associated rock:	Volcanic Rocks
Associated type:	Andesite
Structure:	Several Faults, A Nw Fault With Ne Dip Displaces The Ore Body 300 Ft. To East. (Winchell, 1914)
Alteration processes:	Silicification, Brecciation, Oxidation

References

MRDS	DC10726
DEP	10019512
Reference	{Deposit:: USGS BULL 574, P. 97-101.}{Deposit:: MBMG MEM 9, P. 31-32.}{Deposit:: USBM IC 6972, P. 71-72.}{Deposit:: REYNER, M.L., 1950, DIRECTORY OF MINING PROPERTIES, 1949: MT. BUREAU OF MINES AND GEOL., MEMOIR 31, P.74. BYRNE, J., 1901, TWELFTH ANNUAL REPORT-INSPECTOR OF MINES, STATE OF MONTANA, 1900, P.21.}{Deposit:: 1914 RECON WINCHELL, A.N., U.S.G.S. BULLETIN 57}{Production:: MBMG MEM. 9, MBMG MEM 31}
Reporter	Unknown, Loen, Jeffrey S. (Pearson, Robert C.)