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Photographic gallery.  Thousands of particles under the microscope.

Reflected Color

The reflected color is the result of the wavelengths at which the refractive indices of the mounting medium and the particle are most different and the loss of the wavelengths that are absorbed.

Mite Frass Paint Sphere Under the Microscope Magnetite Crystal, Beach at Makauwahi Cave,Kauai
Fuchsin Films Crystal Violet Films Crystal Violet Films