Diatoms are microscopic algae composed of separate halves, with delicate siliceous cell walls. They're usually single-celled organisms, though some live colonially. They inhabit fresh and salt waters and are among the most abundant of all phytoplankton.
"Cells" This is the final piece of the the three-piece "Scopes" series. This is my interpretation of liver cells. Pictured like this they look like Sufi dancers from above, halves of oranges, flowers,.