Read the concession titles and the email from Armando - it is pretty clear who has the concessions at this time.
Regarding the four concessions related to the attached documents, all were involved in a judicial procedure before the federal labor authority, and were assigned to the plaintiff workers in the final resolution.
The Concession Titles state that:
SUSPENSION OF THE USE, ENJOYMENT, EXPLOITATION OR EXPLOITATION AT THE PRESENT MINING CONCESSION, OFFICIAL LETTER IS/421-6985 16 OF AUGUST 2012, OF THE DIRECTORATE FOR REVIEW OF OBLIGATIONS.
As of 08/12/2012 all mining was suspended at CM and GC.