Mine detail: Black Dragon Group

Previously called ''

<< Back to the map

Location

Lat / long:

31.85345, -111.61014

Resource(M)

Primary:	Manganese
Ore:	Pyrolusite
Orebody form:	IRREGULAR FRACTURE FILLINGS
Discovery year:	1952

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1953-1955
First production started:	1953

Geology

Host rock:	Mulberry Wash Formation-Upper-Volcanics;Pitoikam Formation-Lower-Sh. Ss, Cong. Etc
Host type:	Rhyolite
Associated type:	Rhyolite
Structure:	Block Faulting. ; Reg.Trends: Nw Faults - Earler, Ne Fracture Zone
Tectonic:	Basin And Range.

References

MRDS	M050260
DEP	10103748
Reference	{Deposit:: FARNHAM, STEWART, AND DELONG, 1961, USBM IC 7990.}{Deposit:: FAIR C.L. 1965, GEOLOGY OF FRESNAL CANYON AREA: UNIV. ARIZ. PH.D. THESIS.}{Deposit:: NOWLAN, G.A., HAXEL, G.B., HANNA, W.F., PITKIN, J.A., DIVELEY-WHITE, D.V., MCDONNELL, J.R., JR., AND LUNDBY, WILLIAM, 1989, MINERAL RESOURCES OF THE BABOQUIVARI PEAK AND COYOTE MOUNTAINS WILDERNESS STUDY AREAS, PIMA COUNTY, ARIZONA: U.S. GEOLOGICAL SURVEY BULLETIN 1702, 30 P.}{Deposit:: 1956 RECON U.S.B.M. IC 7990}{Deposit:: FARNHAM, STEWART, AND DELONG, 1961, MANGANESE DEPOSITS OF EASTERN ARIZONA: USBM INF. CIRC. 7990}{Other Database:: CIMRI}
Reporter	Johnson, Maureen G., Orris, Greta J.