– MINERA COLQUISIRI S.A. –
Under contract of:
Update of the hydrogeological study of the Calera Sector – Colquisiri Mining Unit
Huaral/Lima/Perú
March – April 2022
Under contract of:
Hydrogeological study of the Colquisiri Mining Unit
Huaral/Lima/Perú
January - April 2022
Under contract of:
Hydrogeological study of the Calera Sector – Colquisiri Mining Unit
Huaral/Lima/Perú
December 2020 – March 2021