Close communication with ancestors and belief in the efficacy of their powers are closely associated with minkisi in
Kongo tradition. Among the peoples of the
Congo Basin, especially the
Bakongo and the
Songye people of Kasai, exceptional human powers are frequently believed to result from some sort of communication with the dead. People known as
banganga (singular:
nganga) work as healers, diviners, and mediators who defend the living against black magic (witchcraft) and provide them with remedies against diseases resulting either from witchcraft or the demands of
bakisi (spirits), emissaries from the land of the dead. harness the powers of and the dead by making . are primarily containers – ceramic vessels, gourds, animal horns, shells, bundles, or any other object that can contain spiritually charged substances. Even
graves themselves, as the home of the dead and hence the home of , can be considered as . In fact, have even been described as portable graves, and many include earth or relics from the grave of a powerful individual as a prime ingredient. The powers of the dead thus infuse the object and allow the to control it. The metal objects commonly pounded into the surface of the power figures represent the 's active roles during rituals or ceremonies. Each nail or metal piece represents a vow, a signed treaty, and an effort to abolish evil. Ultimately, these figures most commonly represent reflections upon socially unacceptable behaviors and efforts to correct them. Often, people would seek aid through . In order to do so, an individual would have to seek the guidance of a nganga. The nganga would proceed using their ability to intervene with minkisi on behalf of the person seeking aid. The substances chosen for inclusion in are frequently called or (singular ), a word often translated as 'medicine'. However, their operation is not primarily pharmaceutical, as they are not applied to or ingested by those who are sick, and perhaps is more accurately translated as 'therapeutic substances'. Rather they are frequently chosen for metaphoric reasons, for example, bird claws in order to catch wrongdoers or because their names resemble characteristics of spirits in question. Among the many common materials used in the were
fruit ( in
Kikongo),
charcoal (), and
mushrooms ().
Minerals were collected from various places associated with the dead, such as earth collected from graves and riverbeds. White clay was also very important in the composition of due to the symbolic relationship of the color white and the physical aspects of dead skin as well as their moral rightness and spiritual positivity. White contrasted with black, the color of negativity. Some use red ochre as a coloring agent. The use of red is symbolic of the mediation of the powers of the dead. serve many purposes. Some are used in
divination practices, rituals to eradicate evil or punish wrong-doers, and ceremonies for protective installments. Many are also used for healing, while others provide success in hunting or trade, among other things. Important are often credited with powers in multiple domains. Most famously, may also take the form of
anthropomorphic or
zoomorphic wooden carvings. ==Types==