A diatom (Neo-Latin diatoma) is any member of a large group comprising several genera of algae, specifically microalgae, found in the oceans, waterways...

Diatomic molecules (from Greek di- 'two') are molecules composed of only two atoms, of the same or different chemical elements. If a diatomic molecule...

Actinocyclus is a genus of diatoms in the family Hemidiscaceae. In 2006, a study was carried out which included finding traces of extinct Actinocylidae...

5–2% iron oxide. Diatomaceous earth consists of the fossilized remains of diatoms, a type of hard-shelled microalgae. It is used as a filtration aid, mild...

Odontella is a genus of marine diatoms. Some sources place it in the family Triceratiaceae, others in the family Odontellaceae. It contains the following...

Diatoms belong to a large group called the heterokonts, which include both autotrophs such as golden algae and kelp; and heterotrophs such as water moulds...

Brechites is a genus of bivalves belonging to the family Penicillidae. The species of this genus are found in Red Sea, Malesia and Australia. Species:...

Acanthoceras is a genus of radially symmetric planktonic diatoms comprising two taxonomically accepted species. They do not have any raphe and therefore...

A frustule is the hard and porous cell wall or external layer of diatoms. The frustule is composed almost purely of silica, made from silicic acid, and...

element bind to form dioxygen, a colorless and odorless diatomic gas with the formula O 2. Diatomic oxygen gas currently constitutes 20.95% of the Earth's...