The Salta Energy and Mining Resources company is expected to launch a tender in mid-August for the concession of an area of about 37,000 hectares in the Arizaro salt flat.
The International Centre for Settlement of Investment Disputes found that the mining ban on the Santurbán moor does not violate the Canada-Colombia Free Trade Agreement.
The South American country, part of the so-called "lithium triangle" along with Chile and Bolivia, has attracted investments from foreign companies in Canada and China.
Comments pour some cold water on the notion of a swift roll-out of technologies that offer cheaper, faster and greener ways to extract lithium in South America.