A bit of context would help...

... Consumption of water, electricity, fuel-oil and explosives - Atmospheric waste
(ventilation) - Solid waste (sterile ore) - Liquid waste (used water ...
apella.ac-limoges.fr/col-fabre-sulpice/anglais/clg/ eng_travauxeleves/eng_smj/eng_environnement2.htm - 9k - Cached - Similar pages

Utility, Industry, and Corporation News
... expertise in the following areas: · Treatment of weak radioactive waste waters;
· Bioremediation of dumps of radioactive sterile ore; · Bioremediation and ...
www.npjonline.com/NPJMain.nsf/0/ 097ab82617252835862569220057da4e?OpenDocument - 18k - Cached - Similar pages

CSIRO Land and Water - Scientific Publications 1995
... pads. Phase 4: Tests of degradation rates of cyanide by B14 in columns
of natural and sterile ore under controlled conditions. Report ...
www.clw.csiro.au/publications/1995-pubs.html - 101k - Cached - Similar pages

Career Guidance : Mining & Petroleum Engineering
... Mining engineers are involved in finding the source of valuable mineral deposits
located ... way, separating as much as possible of the worthless material from the ...
siplweb.com/test/smtl/career/mining.asp - 21k - Cached - Similar pages

Welcome to Holden/Marolt Mining and Ranching Museum Site
... Founded as a silver mining camp in 1879, by I890 Aspen was the single ... Works as a
concentrator (a process of discarding some of the worthless material to make ...
www.aspenhistory.org/hm.html - 29k - Cached - Similar pages

Gold Bug 2 at Crow Creek
... bit of work. Worthless material caved onto much of the virgin ground,
and later mining covered much in tailings. Finally, the area ...
www.akmining.com/mine/jour105.htm - 12k - Cached - Similar pages

Old Stream Layers at Crow Creek
... In particular, the inability to see the material means more worthless material is
dredged ... a backhoe up the creek grooming a place for a GPAA mining party the ...
www.akmining.com/mine/jour107.htm - 10k - Cached - Similar pages
[ More results from www.akmining.com ]

Petroglyphs, Epigraphy, Archaeology, Archeoastronomy, Pre- ...
... we must note that the dispursal of slag from recent historic mining operations
is limited to dumps of major quantities of relatively worthless material. ...
www.equinox-project.com/metal.htm - 8k - Cached - Similar pages

The Kingston Observer
... emerge: First, the Lyons material is not worthless. ... In fact, the material was of
such quality it ... The suspended Lyons mining activity undercuts the elevation ...
kingstonobserver.com/feature-ball-field.shtml - 26k - Cached - Similar pages

Mine Box
... In mining, it often refers to a contract covering a mining claim(s). ... OVERBURDEN:
Worthless, unconsolidated surface material such as earth, sand and ...
www.minebox.com/glossary.asp - 72k - Cached - Similar pages

Glossary
... The classification of an ore according to the desired or worthless material in it ... Longwall
mining A form of underground coal mining whereby the seam is removed ...
www.mim.com.au/glossary.html - 50k - Cached - Similar pages

[PDF]GLOSSARY OF TERMS USED IN MINING & METAL DETECTING
File Format: PDF/Adobe Acrobat - View as HTML
... Dump – the pile or heap of “waste” material from any mining operation. ... the
minerals, like gold and silver, float while the worthless material sinks. ...
home.att.net/~desert-gold-diggers/ articles/harnack2.pdf - Similar pages

GLOSSARY OF TERMS USED IN MINING & METAL DETECTING
... Dump - the pile or heap of "waste" material from any mining operation ... or chemicals,
the minerals, like gold and silver, float while the worthless material sinks ...
home.att.net/~desert-gold-diggers/ articles/harnack2.htm - 25k - Cached - Similar pages


ALSO POSSIBLE:
Spoil The layers of dirt that cover coal seams. Spoil is also called overburden
http://www.google.ie/search?q=cache:YYTeF0THRQ4J:bmacoal.com...


Spoil heap
The pile of dirt produced by mining operations and stacked at the surface of a mine either in conical heaps or in layered deposits.
http://www.google.ie/search?q=cache:-aXYtyv4x4oJ:www.mim.com...

ESCOMBRERA
Depósito donde se disponen de manera ordenada los materiales o ***residuos no aprovechables (estériles)*** procedentes de las labores de extracción minera

http://www.google.ie/search?q=cache:y7fMv6Z5EA0J:www.menergi...