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

Wear Metal

This is from an environmental tapelift collected in a school. Metal, being a conductive material, changes the polarization of the beam at the edge of the particle. As a result the particle has a bright halo when viewed with full crossed polars.

Transmitted Crossed Circular Polarized Light


Significance in the Environment:

Characteristic Features:

Associated Particles: