Minera Exar SA – Cauchari-Olaroz Project

On March 28, 2016 Lithium Americas announced a strategic investment by SQM to advance the Cauchari-Olaroz project in Jujuy, Argentina.
Sociedad Química y Minera de Chile S.A (SQM) and Lithium Americas created a Joint Venture with equal shareholder interests. Development plan work commenced immediately after the announcement to advance Cauchari-Olaroz project with target production of 40,000 tpa of LCE.  The Joint Venture brings competitive advantages that include technical and commercial expertise, local relationships, proximity of Atacama and Cauchari-Olaroz, track record and experience of successful joint ventures and collaboration.



Jujuy, Argentina

Property Size

~83,000 ha

Lithium Mineral Reserve and Resource Summary (effective date July 11, 2012)

Cut-off 354 mg/l
Description mg/L Lithium (tonnes) Lithium Carbonate (tonnes) Brine (m3)
Proven Reserves 679 37,000 197,000 5.50 x 107
Probable Reserves 665 477,000 2,517,000 7.16 x 108
Measured Resource 630 576,000 3,039,000 9.14 x 108
Indicated Resource 570 1,650,000 8,713,000 2.89 x 109

 Potassium Mineral Reserve and Resource Summary (effective date July 11, 2012)

Cut-off 354 mg/l
Description mg/L Potassium (tonnes) Potash (tonnes) Brine (m3)
Proven Reserves 5,483 302,000 576,000 5.50 x 107
Probable Reserves 5,395 3,863,000 7,378,000 7.16 x 108
Measured Resource 5,156 4,714,000 9,003,000 9.14 x 108
Indicated Resource 4,753 13,755,000 26,271,000 2.89 x 109
  1. 1. Mineral resources are not mineral reserves and do not have demonstrated economic viability. There is no certainty that all of any part of the mineral resource will be converted to mineral reserves.
  2. 2. The values in the tables above are expressed as total contained metals. Mineral reserve estimates are based on numerical model predictions of pumped brine (pre-processing).
For additional details about the Cauchari-Olaroz Project, please refer to the technical report entitled “Feasibility Study – Reserve Estimation and Lithium Carbonate and Potash Production at the Cauchari-Olaroz Salars, Jujuy Province, Argentina”, effective date July 11, 2012.



  • – Natural gas pipeline 50 km
    – Paved highway
    – Deep sea port 550 km
    – Ready access to fresh water


Technical Report

Minera Exar SA Technical Report

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