Philippines Black Sand Mining Operations, Gonzaga, Cagayan ...
BLACK SAND MINING IN BUGUEY, CAGAYAN PROVINCE A dossier and photo reportage by Juergen Lorenz. The black sand mining experience in Buguey, Cagayan caused DENR Secretary Lito Atienza to issue a ceaseanddesist order (CDO) pursuant to Memorandum from DENR MGB Region II of February 2009 to miners who have been issued by the provincial government with a smallscale mining .