[1] The Mk 7 can be laid either by hand or from a mechanical mine layer.
It has a steel casing with a central, main fuze well, below which is a tetryl booster charge, both surrounded by the main explosive filling of TNT.
The mine is found in Afghanistan, Angola, Cyprus, Egypt, Eritrea, Ethiopia, Lebanon, Libya, Namibia, Oman, Somalia, and Zambia.
The two most modern variants of the mine, the Mk 7/4 (standard) and the Mk 7/7 (waterproof), were taken out of service by the UK by March 2003, after which disposal of existing stockpiles commenced.
[2] A Soviet-era mine was responsible for the deaths of 10 Afghan girls, aged between nine and thirteen years, in December 2012.