Mine detail: Constancia Group

Previously called 'Vesubio-San Antonio Vein, Vesubio GroupVeins Names: Constancia, San Antonio, Vesubio, Real Mccoy'

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Location

Lat / long:

13.96756, -84.68327

Resource(M)

Primary:	Zinc, Gold, Silver, Lead, Copper
Tertiary:	Cadmium
Ore:	Chalcopyrite, Galena, Sphalerite
Gangue:	Epidote, Hematite, Quartz
Discovery year:	1955

Production

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

Geology

Host rock:	Metagalpa;Basement;Basement
Host type:	Marble,Shale,Siltstone,Limestone
Associated type:	Diorite
Structure:	Three Upthrown Blocks With Veins Separated By Two Downthrown Blocks; E-W Dip-Slip Faults With Small To Moderate Displacement; Paleocaldera Structures?
Tectonic:	Chortis Block, Central Nicaraguan Uplift
Alteration processes:	Wall Rock Altered To Epidote, Calcite, Chlorite, Clay

References

MRDS	TC34627
DEP	10061690
Reference	ROBERTS, R.J., AND IRVING, E.M., 1957, MINERAL DEPOSITS OF CENTRAL AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1034, P. 187-188
Reporter	Carbonaro, Marguerite M. (Venable, M.)