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Photographic gallery.  Thousands of particles under the microscope.
Nigrospora Spore Under the Microscope


A faint image of the darkfield illuminator can just be seen in these spores. Nigrospora can look a magnetite sphere but the reflectivity is lower for Nigrospora and there is no conductive-interface birefringence with cross polarized light.

Transmitted Brightfield and Reflected Darkfield Illumination


Significance in the Environment:

Characteristic Features:

Associated Particles: