Mandala (literally meaning a circle) is a Tantric meditation
device. It is a visual aid for concentration and introvertive
meditation leading to the attainment of insights and to
activation of forces culminating in "Siddhi"
supernatural forces. The Mandala is the graphic representation
of this process. It is not only theoretical but practical
as an operational scheme involving a clear plan for practical
realization of the process within oneself.
thus becomes an instrument (Yantra). There are many types
and varieties of mandalas depending on the nature of the
central deity. The most classic pattern of mandalas are
of the Dhyani Buddha. This pattern appears in the oldest
tantrics. The mandala represents 'Palace of Purity' a
magic sphere cleansed of spiritual obstacles and impurities.
The square of the 'sacred palace' proper is enclosed in
multiple circles of flame, vajra, eight cemeteries (appears
only in wrathful deities) lotus, then the inner square
to reach of the deity of the Mandala.