Geranium (Pelargonium klierianum). Illustration by Leopald Trattinick, dated 1825.

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Photo credit: © NATURAL HISTORY MUSEUM, LONDON/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: africa, aluminium, aluminum, background, black, crystal, cyclosilicate, geological, geology, hexagonal, madagascar, metal, mineral, mineralogy, native, section, sectioned, silicate, slice, sodium, specimen, striated, tourmaline