Our anthracite is a high quality product, and is produced in standard US industry sizes. Below is an example of our product specifications, as well as a sizing guide.
Stockton Mine Mammoth Seam
Typical Analysis: Proximate Analysis as Received
2 7/16” x 1 5/8” or 62 x 41 mm
1 5/8” x 13/16” or 41 x 21 mm
13/16” x 9/16” or 21 x 14 mm
9/16” x 5/16” or 14 x 8 mm
5/16” x 3/16” or 8 x 5 mm
3/16” x 3/32” or 5 x 2 mm
3/32” x 3/64” or 2 x 1 mm
3/64” x 0” or 1 x 0 mm