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Medalla Milagrosa, Minas

Producer in Arequipa, Peru with commodities Copper, Silver, Gold, Molybdenum
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Land status
  15. Ownership information
  16. Production statistics
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10005637
MRDS ID ARE0016
Record type Site
Current site name Medalla Milagrosa, Minas

Geographic coordinates

Geographic coordinates: -71.4996, -16.63103 (WGS84)
Elevation 3000
Relative position LOS DENUNCIOS MINEROS SE UBICAN EN LAS FALDAS DEL CERRO HORNILLOS, CERCA A LA LOCALIDAD DE YARABAMBA A 30 KM AL SUR DE LA CIUDAD DE AREQUIPA

Site location context

Political divisions (FIPS codes)

Arequipa(province)

Peru(country)

South America(continent)

Land(continent)

Geographic areas

Country State
Peru Arequipa
Peru Arequipa

Comments on the location information

  • EL ACCESO DESDE LA CIUDAD ES COMO SIGUE: AREQUIPA HASTA OJESTA HORNILLOS, 34 KM CARRETERA AFIRMADA LUEGO OJESTA HORNILLOS A LA MINA 2 KM DE TROCHA CARROZABLE QUE HACE UN TOTAL DE 36 KM

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary
Molybdenum Secondary

Materials information

Materials Type of material
Atacamite Ore
Malachite Ore

Alteration

  • (Local) Alteracion Argilica, Turmalinizacion Y Limonitizacion

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Diorita, Granodiorita
    Rock description Diorita, Granodiorita
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -71.4996, -16.63103
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Fallas
Type of structure Local
Structure description Fallamientos

Ore body information

  • General form PLANOS
    Strike S 75 A 85 E
    Dip 70 A 88 S
    Length 4100M

Controls for ore emplacement

  • Estructurales

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Medium
Significant No

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Masataka Endo Endo

Production statistics

  • Year 1983
    Accuracy Estimate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Silver Silver 322g/mt
    Minor Gold Gold 2g/mt
    Major Copper Copper 3wt-pct

Reserves and resources

  • Type In-situ
    Estimate year 1985
    Total resources 166000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 3.8 wt-pct Copper Major 1985

Comments on the reserve resource information

  • LA PRODUCCION DE LA MINA DE DICIEMBRE DE 1983 A 10 DE JULIO DE 1984 HA SIDO DE 2,150 TM DE MINERAL, TRANSPORTANDO A LA PLANTA "SELVA ALEGRE" DEL BANCO EN YARABAMBA, DE LA CUAL SE HA TRATADO SOLO 452 TM CON LEYES DE CABEZA DE 2,3% CU HABIENDOSE OBTENIDO 22 TM DE CONCENTRADOS DE SULFUROS DE COBRE CON 28,5% CU Y 14 TM EN CONCENTRADOS DE OXIDOS DE COBRE CON 15% CU . LA PRODUCCION DE LA MINA ES EN PROMEDIO DE 20 TM/DIA CON LEYES DE CABEZA APROXIMADAS DE 3 % CU, 1,5 GR/TM AU Y 1,4 OZ/TM AG

Workings at the site

  • Type of workings Underground
    Length 360M
    Overall depth 180M
    Overall length 713.23M
    Overall width 12M
  • Type of workings Underground
    Length 327M
    Overall depth 205M
    Overall width 0.35M

Reference information

Bibliographic references

  • Deposit

    GOMEZ U, JULIO; INFORME TECNICO MINAS MEDALLA MILAGROSA, BMP. 1981; COD.B2851

  • Deposit

    FLORES T, RAFAEL; INFORME TECNICO DE CONTROL MINA "MEDALLA MILAGROSA", BMP.1983;COD.B2572

  • Production

    INFORME TECNICOS BMP ENERO DE 1985

General comments

Subject category Comment text
Deposit EN LA ZONA DE HORNILLOS EXISTEN LAS VETAS QUEQUENA I, QUEQUENA III, PELAYO Y LLOQUE. EN LA ZONA DE ESPINAL EXISTE UNA VETA RECONOCIDA MEDIANTE CATEOS Y TRINCHERAS EN UNA LONGITUD DE 800 M CON UN RUMBO GENERICO DE S75E, Y BUZAMIENTO SUBVERTICAL
Deposit EMPLAZADAS EN GRANODIORITAS Y MONZONITAS INTRUIDAS POR PORFIDOS CUARCIFEROS ALARGADOS Y DIQUES, OCURREN UN CONJUNTO DE ESTRUCTURAS DE ORIGEN HIDROTERMAL, DEL TIPO RELLENO DE FRACTURAS Y ESPACIOS ABIERTOS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1994 Casilla Sotomayor, Elvis Instituto Geologico Minero Y Metalurgico, Peru

Beyond USGS

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

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