Lodestuff encompasses everything contained within a mineral vein, combining both the valuable ore minerals and the worthless gangue rock. Geologists and miners use the term to describe the bulk run-of-mine material before any sorting or beneficiation separates the target metals from the waste.
Heard on the job
The assays show the lodestuff is running about three grams per tonne, but half of that's just quartz gangue.
Also heard as
- veinstuff