Commodities
PrimaryGold
SecondaryLead, Zinc, Copper
Commodity typeM
Deposit
Deposit sizeY
Ore controlFaults; Ore Shoots Often In Vein Junctions And Branch Points; Second Enrichment In Oxide Zone (50-100 M)
Materials
Ore mineralsBornite, Chalcopyrite, Galena, Gold, Sphalerite
GangueChlorite, Hematite, Pyrite, Quartz
Geology
Host rockVolcanic Rock (Aphanitic) · Matagalpa Volcanics;Basement Yojoa Limestones, Shales, Greywackes;Basement Shcists And Marbles
Associated rockDiorite
StructureThree Upthrown Blocks With Veins Separated By Two Downthrown Blocks; E-W Dip-Slip Faults With Small To Moderate Horizontal Displacement; Paleocaldera Structures?
Tectonic settingChortis Block, Central Nicaraguan Uplift
AlterationSlight Wallrock Replacement; Alteration Abundant
Economic & production
Development statusPast Producer
Identification
Deposit ID10105202
MRDS IDTC34626
Alternate namesVein Names: Highland Mary, Lone Star, Colorado, Guillermina, Pioneer, Pioneer-Lone Star
RegionNA
Data scoreB
Coordinates14.01756, -84.63327
References
ROBERTS, R.J., IRVING, E.M., 1957, MINERAL DEPOSITS OF CENTRAL AMERICA: U.S. GEOLOGICAL SURVEY BULLETIN 1034, P. 187-188CIMRI