Mine detail: Amster Prospect

Previously called ''

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Location

Lat / long:

33.43758, -110.75125

Resource(M)

Primary:	Manganese
Ore:	Pyrolusite, Wad
Gangue:	Calcite, Quartz
Orebody form:	IRREGULAR

Production

Operation type:	Unknown
Production size:	Small
Development status:	Producer

Geology

Host type:	Limestone
Associated type:	Diabase

References

MRDS	M002966
DEP	10027364
Reference	{Deposit:: FARNHAM, L. L., STEWART, L. A., DELONG, C. W., 1961 , MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM INFORMATION CIRCULAR 7990 , P. 75}{Production:: USBM INF. CIRC. 7990 , P. 75}
Reporter	Hall, R. K. (Creasey, S. C.)