Commodities
PrimaryMercury
SecondaryGold
TertiaryCopper
Commodity typeM
Deposit
Deposit typeFRACTURE FILLINGS, VEINLETS, DISSEMINATIONS
Deposit sizeS
Ore controlORE-BEARING SOLUTION ROSE ALONG FAULTS AND DEPOSITED CINNABAR WHERE RETARDED BY IMPERMIABLE DIABASE DIKES; FAULT GOUGE AND SILICIFIED ZONES, ESPECIALLY IN CONGLOMERATES.
Geology
StructureTHREE SETS OF POST-RHYLOITE NORMAL (?) FAULTS. THE YOUNGEST STRIKES N, DIPS VERTICALLY AND THEY HAVE OFFSETS OF 10'S OF METERS. OLDER FAULTS RUN NE AND E. ALL ORE NEAR FAULTS.
AlterationPATCHY SILICIFICATION PREDATING FAULTING, RELATED TO RHYOLITE ERUPTIVES. ONLY OCCASIONALLY CONTROLS ORE.
Economic & production
Development statusPast Producer
Last production1943
Discovery year1932
Identification
Deposit ID60001188
MRDS IDMX09002
Alternate namesVilla Cinabrio, Porvenir, Faro, El Sol, Tunisco, El Temblete, Foco
RegionNA
Data scoreD
Coordinates26.13364, -105.5005
References
GALLAGHER, DAVID, AND PEREZ S., R., 1946, GEOLOGY OF THE CUARENTA MERCURY DISTRICT, STATE OF DURANGO, MEXICO: U.S. GEOLOGICAL SURVEY BULLETIN 946-F, P. 115-168.PEREZ SILICEO, R. AND GALLAGHER, D., 1947, LA GEOLOGIA DE LA REGION MERCURIAL DE EL CUARENTA, MUNICIPIO DE SAN BERNARDO, ESTADO DE DURANGO: CONSEJO DE RECURSOS NATURALES NO RENOVALLES, BOL. 13, 21 PP.