Old trouvailles made by microscopes. Or are they made by a vintage art generator ? Beautiful patterns, potentially a “Kid A / Amnesiac” cover runner up.
Top image: 1990 - Crystals evaporated from solution of magnesium sulfate and tartaric acid (50x), Polarized Light. / Richard H. Lee, Argonne National Laboratory.
1996 - Doxorubin in methanol and dimethylbenzenesulfonic acid (80x), Polarized Light. / Lars BechNaarden, The Netherlands.
1984 - Inclusions of goethite and hematite in Brazilian agate (30x), Transmitted light with reflected fiber-optic illumination. / John I. Kolvula, Gemological Institute of America.
1893 - Suctorian attached to stalk of red algae, encircled by ring of diatoms (125x), Darkfield. / Elieen Roux, Bob Hope International Heart Research Institute.
1977 - Crystals of rutile (titanium dioxide) and tridymite (a polymorph of quartz) in a cobalt-rich glass (350x), Combined oblique illumination and reflected light. / James W. Smith, Independence, Ohio.
1990 - Thin slab of Brazilian agate (12x), Technique: Brightfield. John I. Koivula, Gemological Institute of America - Santa Monica, California.
1991 - Glasses in ferrite window (33x). Technique: Darkfield. Harvard Schnerdyl, Applied Magnetics Corporation, Goleta, California.
1989 - Crystal patterns from an excitatory neurotransmitter (40x). Technique: Polarized Light. Dennis D. Kunkel, Department of Neurological Surgery, University of Washington, Seattle, Washington.
1983 - Slow melt of testosterone propionate (50x) Technique: Polarized Light. Per H. Kjeldsen, University of Michigan, School of Dentistry. Ann Arbor, Michigan, USA.
1979 - Etched silicon, single crystal (100x). Technique: Incident Light with Nomarski Differential Contrast. W. William Nash Pomona, California, USA.