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Dry blowing
Dry
blowing
is a
method
to
extract
gold
particles
from
dry
soil
without the use of
water
. A
machine
specialized
to use this method is known as a
dry
blower
. It is a form of
winnowing
.
Methods
One method is to
pour
dry soil from a
height
into a
pan
, allowing
the wind
to
blow
away
finer
dust
. The
denser
gold particles to
fall
into the pan.
Alternatively, the
prospector
would use one pan and
throw
dirt
up into the
air
and catch it.
