Caption

Six microscopic enlargements of minerals, page, photomechanical print, Image 1 2, 3, 4 and 5 is augite, 6 is diopside., number: '1, 6', number: 'Tafel XX', photographer: Emil Cohen, Greifswald, cliché maker: J. Grimm, Offenburg, c. 1880 - in or before 1885, Baden-Württemberg, Mecklenburg-Vorpommern, paper, collotype, photoprint, height 233 mm x width 149 mm, minerals and metals, The image shows a vertical arrangement of six circular black-and-white microphotograph discs on a light background, organized in three rows and two columns; each disc contains textured, high-contrast patterns of mineral-like or cellular structures with varying cracks, grainy clusters, elongated rectangular shapes, and irregular dark patches; the top left disc contains angular fragments and a vertical bar, the top right disc shows a central elongated block surrounded by a speckled matrix, the middle left disc displays a faint central divider with radial and featherlike textures on either side, the middle right disc features a central dark irregular area within a bordered rectangular shape and a granular surrounding, the bottom left disc exhibits layered striations and blocky segments, and the bottom right disc presents intersecting diagonal lines and faceted angular shapes; the background around the discs is uniformly pale.

Credit line

Photo12/Liszt Collection

Reference

LZT26B00_211

License type

Rights managed

Available size

40.9Mb (7.2Mb) / 10.2in x 15.6in / 3061 x 4667 (300dpi)

Keywords

Six microscopic enlargements minerals page photomechanical print Image 1 2 3 4 5 augite 6 diopside number 1 Tafel XX photographer Emil Cohen Greifswald cliché maker J Grimm Offenburg c 1880 - 1885 Baden-Württemberg Mecklenburg-Vorpommern paper collotype photoprint height 233 mm x width 149 mm metals image vertical arrangement six circular black- -white microphotograph discs light background organized three rows two columns disc contains textured high-contrast patterns mineral- cellular structures varying cracks grainy clusters elongated rectangular shapes irregular dark patches top left disc contains angular fragments vertical bar top right disc central elongated block surrounded speckled matrix middle left displays faint central divider radial featherlike textures side middle right features central dark irregular area within bordered rectangular shape granular surrounding bottom left exhibits layered striations blocky segments bottom right presents intersecting diagonal lines faceted angular shapes background discs uniformly pale