Barren Rock - Rock which does not contain ore.

 

Bag Filter Plant - A section of a smelter in which dust is collected.

 

Blast-hole - A hole drilled in a material to be blasted, for the purpose of containing an explosive charge.

 

Block Model - A three dimensional electronic model in which geological characteristics and qualities are housed

 

Box-cut - The initial cut driven in a property, where no open sides exists; this results in a highwall on both sides of the cut

 

Briquette - A block of compressed fines

 

Bulk Sampling - The taking of large samples, which may consist of large-diameter drill core, the contents of a trench or mine working, or a car or train load of ore material, for metallurgical testing in mine evaluation.