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Salt water centric diatom frustule (skeleton). Diatoms are microscopic, unicellular algae that produce intricate silica (glass) cell walls that overlap like the top and bottom of a box. When diatoms die, their soft, internal parts deteriorate, leaving their hard, porous, glass skeletons behind. Diatoms are found in aquatic environments, and saltwater diatom skeletons appear in the fossil record as early as the Jurassic period (180 million years ago). In the United States, numerous deposits…

Diatoms are a major group of algae, and are among the most common types of phytoplankton.

Head of a mosquito under a microscope.

Electron microscopy picture of a diatom


crook foot diatom / 珪藻

The GMO that could have killed nearly all life on Earth

Diatom Diatoms are unicellular algae whose cells are enclosed by a silicate shell (silicon dioxide). They live in salt or fresh water and are the main primary producers of organic matter and produce a large part of atmospheric oxygen. Scanning electron microscope, magnification 980:1 (at 12x10cm)


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