The annual production is the amount of useful mineral (good) extracted during a year in a mine , mining area , mining branch or country. The separate removal of mountains is not included in the annual production.
The annual funding is usually given in t . Every now and then the term “annual tons” is used.
In the case of raw extraction , waste material, i.e. H. Contamination that is conveyed together with the goods is included. The calculation of conveyor systems, route cross-sections and processing systems of a mine are planned on the basis of the assumed raw production.
The usable funding is the raw funding less the processing waste, the economically usable part of the total funding. It serves as a calculation basis for all economic matters.
Monthly and daily funding
The monthly and daily production of a mine are determined according to the same criteria as the annual production.
- Mining Lexicon . In: Hans Grothe, Hermann Franke (Ed.): Lueger Lexikon der Technik . 4th completely revised and expanded edition. tape 4 : Mining. Deutsche Verlags-Anstalt, Stuttgart 1962, p. 223 .