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Photographic gallery.  Thousands of particles under the microscope.

Phytoliths

The two most common broad categories of phytoliths are calcium oxalate and silica phytoliths.

Calcium Oxalate Phytoliths Calcium Oxalate Phytoliths
Calcium Oxalate Phytolith Cottonwood Leaf CaOx Wild Rose Leaf CaOx CaOx Prism Rhubarb
(Click here for calcium oxalate phytoliths from many more species.) Calcium oxalate phytoliths are altered by fire and become a good tracer for wildfire smoke exposure.

Pyrolized Phytoliths Pyrolized Phytoliths Pyrolized Phytoliths Pyrolized Phytoliths
(Click here for more images in this category.) Outside Airborne Phytolith Outside Airborne Phytolith Phytolith Phytolith Phytolith Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn Phytolith from Lawn