Las Gemelas


Main Commodity: Gold
Secondary Commodity: Silver & Copper

General Data File in Ministerio Energía y Minas MEM

  • UEA Mining Name: UEA Las Gemelas
  • RP N° 1307-2009- INGEMMET/PCD/PM
  • PPM Constancy: N° 388-2011
  • Right type: Mining
  • Unique ID: 01-00006-09-U
  • Mining right: Indeterminate
  • Surface: 1,801.31 Hectares.

Mining Operation Certified (COM)


Owner (s):

  • Compañía Minera Atahualpa S.A.C.

District / Province / Department:

  • Quicacha / Caravelí / Arequipa / Perú

Current status:

  • The mine is temporarily paralyzed which will restart with the construction of the access road, scheduled for September 2013.
  • The mine is optioned to GOLDBANK S.A.C.

Technical Review

Mine type: volcanic 

  • Vein shape type, hosted in rocks

Deposit type

  • Veins containing Gold and Silver Outcrops about 800 metres long

Operation type

  • Underground Mine

Mining type

  • Mechanized and semi-mechanized Cut and Fill Ascending

Treatment Method

  • Concentration by shaking

Recovery Type Au

  • Activated Carbon Saturation / Merrill Crowe

Exploration Program

  • Diamond drilling
  • Ramps, Galleries and Cuts

Mining Program MT/Month

  • Current 3,000 
  • Projection 20,000 MT/Month

Permits status Authorization 

  • Exploration Valid

Social License communities

  • Authorized

Surrounding communities

  • 1 Community with 60 families approx.