IEC Minerales

Black sands with a high content of titanium (*0.3%). The composition of the sand is: Ti= *0.3%; Fe= *8.*1%; M

Tungsten ore is offered on the law of *4%, Sheelita (CaWO4). The home country is Colombia, indicate quantity a

We antimony mineral laws of the order of *2% to *5%, we are producers, proven reserves of several million tons

We are producers of metallic and nonmetallic minerals. Manganese ore (> *5%), iron oxide (> *0%), sulfur (> *5

We are producers of metallic and nonmetallic minerals. Manganese ore (> *5%), iron oxide (> *0%), sulfur (> *5

We are producers of metallic and nonmetallic minerals. Manganese ore (> *5%), iron oxide (> *0%), sulfur (> *5