Past Producer

Constancia Group

Nicaragua
ZincGoldSilverLeadCopperCadmium
⌖ Show on mapUSGS source ↗
Commodities
PrimaryZinc, Gold, Silver, Lead, Copper
TertiaryCadmium
Commodity typeM
Deposit
Deposit sizeS
Ore controlFaults; Ore Shoots Often In Vein Junctions And Branch Points; Secondary Enrichment In Oxide Zone (50-100 M).
Materials
Ore mineralsChalcopyrite, Galena, Sphalerite
GangueEpidote, Hematite, Quartz
Geology
Host rockMarble,Shale,Siltstone,Limestone · Metagalpa;Basement;Basement
Associated rockDiorite
StructureThree Upthrown Blocks With Veins Separated By Two Downthrown Blocks; E-W Dip-Slip Faults With Small To Moderate Displacement; Paleocaldera Structures?
Tectonic settingChortis Block, Central Nicaraguan Uplift
AlterationWall Rock Altered To Epidote, Calcite, Chlorite, Clay
Economic & production
Development statusPast Producer
Discovery year1955
Identification
Deposit ID10061690
MRDS IDTC34627
Alternate namesVesubio-San Antonio Vein, Vesubio Group, Veins Names: Constancia, San Antonio, Vesubio, Real Mccoy
RegionNA
Data scoreB
Coordinates13.96756, -84.68327
References
ROBERTS, R.J., AND IRVING, E.M., 1957, MINERAL DEPOSITS OF CENTRAL AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1034, P. 187-188