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Raku Pottery was developed in Japan over 400
years ago as the Ceremonial Tea Ware of the Zen Buddhist Masters. It
was preferred by the Masters because of its humility, its tasteful unpretentiousness,
its simple naturalness, and its deliberate avoidance of luxury . . .
all very intrinsic to the Zen philosophy.
Seldom watertight, Raku is actually a very
poor choice for a casserole or a flower vase; it is a pottery apart
from utility or function. Raku must be approached with a different criterion
in mind, like a painting or a symphony.
According to the Zen Masters, its elusive,
subtle, yet vigorous beauty is Raku's only worth. It is valued because
it is believed that the Spirit of the Maker is embodied in the form
and revealed at the foot, which is traditionally left naked (unglazed).
It is believed that if we are alert to ourselves, in contemplating the
Raku form, we will recognize in it our own Spirit and Meaning.
The
Process
Raku Pottery is earth derived . . . the firing
process is unique and daring, and in the eyes of the Zen Masters, the
process truly reflects the most fundamental rhythm of enlightened life.
A once fired, unglazed pot is first
coated with a paste-like glazing material, and then still relatively
cool, is placed directly into a red-hot kiln (1,800 to 2,000 degrees
F) with steel tongs by the potters. It is this first tremendous heat
shock which often causes a pot to explode or to develop large "body
cracks" in the clay walls. If the vessel survives this shock, almost
immediate metamorphosis begins. Within just minutes the entire vessel
glows like a re-hot coal, and the "glaze-paste" melts into a sheet of
liquid glass.
At this point the pot must endure
a second shock as the potter uses tongs to remove the glowing mass form
the inferno. As the cool air outside the kiln hits the glowing vessel,
the severe temperature change produces the cracks in the glaze. These
cracks are highly prized as characteristic of traditional Raku Pottery
-they are the "proof-marks" of the earthenware's having survived this
dramatic trial by fire.
Upon leaving the kiln, the glowing
pot is placed directly into an airtight container ("reduction chamber")
filled with leaves, pine needles, or the like, which immediately burst
into flame and produce smoke. It is the tapped carbon (soot) from this
smoke which turns the naked clay foot black and highlights the valuable
cracks in the glaze.
As if all this were not enough,
when the colors are deemed "just right," the vessel (often still over
1,000 degrees F) may then be plunged into cold water to halt the process.
And so the cycle of earth, fire,
air and water is complete. Raku is a daring process, and a great many
pots do explode during some phase of the firing. These survived the
ordeal -the test of fire. May you be equally blessed . . ..
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