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Photographic gallery.  Thousands of particles under the microscope.
Bearing Race Wear Under the Microscope

Bearing Race Wear

Part of the particle shows polish typical of bearing wear and striations in multiple directions are visable.

Transmitted Off Crossed Circular Polarized Light and Reflected Darkfield Illumination

Definition/Function:

Significance in the Environment:

Characteristic Features:

Associated Particles:

References:

http://www.pwrc.usgs.gov/blitz/bionorslide.html