Mine detail: Boswell Prospect

Previously called 'Little Gem'

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Location

Lat / long:

42.13038, -123.48143

Resource(M)

Primary:	Gold, Silver
Ore:	Gold
Orebody form:	POCKET

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer
Production years:	1923-1939

Geology

Host rock:	Applegate Group
Host type:	Greenstone
Associated type:	Serpentinite
Alteration processes:	Gossan Apparently Separate From Shear Zone; Shear Zone Is Silicified

References

MRDS	M061121
DEP	10042877
Reference	{Deposit:: RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, P. 27}{Deposit:: BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 247}{Deposit:: OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P.182}{Production:: USBM}
Reporter	Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J., Johnson, Maureen G.