Arizona · Gila County
Producer

Last Chance Mine

Gila County, Arizona, United States
ManganeseSilver
⌖ Show on mapUSGS source ↗
Commodities
PrimaryManganese
TertiarySilver
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsSurface/Underground
Orebody formIRREGULAR PODS
Ore controlManganese Ore Was Confined To A Zone That Follows The Hanging-Wall Side Of The Vein
Materials
Ore mineralsPsilomelane, Pyrolusite
Geology
Host rockDiabase
Economic & production
Development statusProducer
Last production1955
Discovery year1875
Identification
Deposit ID10027444
MRDS IDM003099
Alternate namesLillian
RegionNA
Data scoreB
Coordinates33.46397, -110.77847
References
FARNHAM, L.L., STEWART, L.A., AND DELONG, C.W., 1961, MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM INFORMATION CIRCULAR 7990USBM INFORMATION CIRCULAR 7990 , P. 68