Sieve through
300 mesh
rc
Large sizes
save
Density sep'n
(p = 2.96 g/cm?)
Cc
Light fraction
save
a-autoradiogr.
Scan
Isolate area
of interest
Particle
isolated
No
Mount on
slide
Confirm by
a-autoradiogr.
Photomicrograph
Figure 1.
Schematic of Particle Isolation Procedure
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