Table 1. Particle Size Distribution for Patia, Valle, Cundinamarca, and Antioquia Coals.

size	Antioquia	Cundinamarca	Patia	Valle
under size (<6 mm), %	55	19	55	43
within specification (6–19 mm), %	21	27	25	27
over size (>19 mm), %	24	47	20	30