Microscopic organisms of vegetable nature, diatoms are constituted by an unique cell and their size varies between some micrometers and a quarter, even sometimes half a millimeter.
Every cell is wrapped by a stiff, transparent siliceous structure, called frustule, made up of two parts fitting the one into the other one.
Observed in the microscope, many frustules evoke "micro jewels", particularly delicate and esthetic. Yet, the layman has hardly the opportunity to admire their beauty.
This site proposes:
-- To allow the amateur curious of things of the nature to discover the originality and the hidden beauty from diatoms :