passive mine

1. A mine whose anticountermining device has been operated preventing the firing mechanism from being actuated. The mine will usually remain passive for a comparatively short time.
2. A mine which does not emit a signal to detect the presence of a target. See also active mine.

Dictionary of Military and Associated Terms. US Department of Defense 2005.

References in periodicals archive ?

JN Bentley's work as contractor on the Horden Passive Mine Water Treatment Scheme was commended for sustainability and environmental issues in this category.

Landmark projects win national awards

I understand that this was one of the first and most comprehensive demonstrations of passive mine water treatment technology in Europe, incorporating aerobic and anaerobic cells, including Reducing and Alkalinity Producing Systems (RAPS).

Pilot scheme to strip out leached poisons; NATURAL BIOLOGICAL PROCESS WILL DETOXIFY MINE WATER

"The tourist nowadays is wanting more attraction than he can get from a passive mine," he notes.

Buried treasure; federal law, controversy flaw commercial mining prospects at Crater of Diamonds State Park