Pena Roja

Occurrence in Chihuahua, Mexico with commodities Gold, Silver, Lead, Zinc

Sections on this page

Identification information
Geographic coordinates
Site location context
Geographic areas
Commodities
Host and associated rocks
Nearby scientific data
Economic information about the deposit and operations
Mining district
Links to other databases
Bibliographic references
General comments
Reporter information

Geologic information

Identification information

Deposit ID	10049559
MRDS ID	MX02308
Record type	Site
Current site name	Pena Roja
Related records	10182188

Geographic coordinates

Geographic coordinates:	-107.65059, 31.38348 (WGS84)

Site location context

Political divisions (FIPS codes)

Pima(county)

Arizona(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

El Paso(quadrangle 1:250,000 scale)

Geographic areas

Country	State
Mexico	Chihuahua

Comments on the location information

4-6 PROSPECTS IN IMMEDIATE VICINITY; 40 KM NE OF NUEVO CASAS GRANDES
40 KM DUE S OF PALOMAS

Commodities

Commodity	Importance
Gold	Primary
Silver	Primary
Lead	Primary
Zinc Critical	Primary

Host and associated rocks

Host or associated Associated

Rock type Volcanic Rock (Aphanitic)

Stratigraphic age (youngest) Pliocene

Stratigraphic age (youngest) Pliocene
Host or associated Host

Rock type Volcanic Rock (Aphanitic)

Host or associated	Host
Rock type	Volcanic Rock (Aphanitic)

Nearby scientific data

(1)	-107.65059, 31.38348	ListMap

Economic information

Comments on the geologic information

INTERESTING AREA. CHIMNEYS OF PIPES, MANTOS IN CARBONATE, GALENA ORE. MINE HAD 3000 GALLONS WATER IN 1994. SEDIMENTARY-VOLCANIC STRATIGRAPHY AS FOLLOWS: TERT? GRANODIORITE, DIORITE, AND INTERMEDIATE DIKES EXTENDING OVER 1.5 SQ KM; ANDESITE EXTENDING OVER 0.5 SQ KM; ECRET SANDSTONE ALTERNATING WITH LIMESTONE, 20 M THICK EXTENDING OVER 0.3 SQ KM; ECRET UPPER FOSSILIFEROUS LIMESTONE (A COQUINA OF CUP CORALS AND FOSSIL HASH), 20 M THICK AND EXTENDING OVER 0.3 SQ KM; ECRET SHALE AND LIMESTONE TRANSITION WITH MINOR YELLOW QUARTZITE, 32 M THICK AND EXTENDING OVER 0.3 SQ KM; UNCONFORMITY; ECRET MIDDLE FOSSILIFEROUS LIMESTONE (BIVALVES), 25 M THICK AND EXTENDS OVER 0.2 SQ KM; ECRET NON-FOSSILIFEROUS SHALEY LIMESTONE, 60 M THICK AND EXTENDS OVER 0.3 SQ KM; ECRET FOSSILIFEROUS LIMESTONE (OYSTERS, LOOSE SPIRAL GASTROPODS, CUP CORALS), 100 M THICK AND EXTENDS OVER 0.4 SQ KM; ECRET MASSIVE BLUE LIMESTONE (TWIG-LIKE BRYOZOANS - CHAETETES?), EXTENDS OVER 0.2 SQ KM.
UPPER PLATE VOLCANICS OVERLAYING PAL. SEDIMANTS

Economic information about the deposit and operations

Development status	Occurrence
Commodity type	Metallic
Significant	No

Mining district

District name	Sierra De Enmedio/La Ascencion

Comments on the reserve resource information

ORE (1) LA CANDELARIA; ORE (2) SAN NICOLAS; ORE (3) LA COBRIZA.

Comments on development

2 SEPARATE MINE TARGETS NEXT TO INTRUSIVE ROCK ; ECON.COM: SMALL SMELTER AND CONCENTRATING PLANT ON SITE (NOW DESTROYED, 1993). HAD DIFFICULTY BECAUSE ABUNDANT WATER UNDER MINE. THE REVOLUTION HAD CLOSED THE MINE. REOPENED 1950 UNDER EAGLE PITCHER COMPANY.

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	MX02308

Bibliographic references

Deposit

SOCIEDAD GEOLOGICA MEXICANA A.C., 1985, PLANO GEOLOGICO MINERO DE CHIHUAHUA, MEXICO: CONSEJO DE RECURSOS MINERALES AND FEDERAL GOVERNMENT OF MEXICO, MEXICO D.F., 1 SHEET, SCALE 1:500,000
Other Database

CIMRI

General comments

Subject category	Comment text
Deposit	Discovery Year: 1700'S
Deposit	MED SIZE ON SALA'S MAP. SHOWS UP ON VARIOUS MAPS. 9 NAMED PROSPECTS IN AREA ON CHIHUAHUA STATE MINE MAP. HOST VEIN MINERALIZATION NORTH END OF DISTRICT.

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-JAN-1991	Staude, John-Mark G.	U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.