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Name and first discovery : Named after the Greek word "akantha" for "thorns," referring to its typical pointed crystal shape. Acanthite was first discovered near Jáchymov in the Czech Republic and described in 1855 by the Polish mineralogist Gustav Adolf Kenngott (1818–1897).
Chemistry : Dimorph to the cubic high-temperature modification (> 173 °C) of argentite, after which acanthite forms pseudomorphs (pseudocubic octahedra).
Abbreviation : Aca
literature
Palache, C., Berman, H., & Frondel, C. (1952). Dana's system of mineralogy. Geologiska Föreningen i Stockholm Förhandlingar , 74 (2), 218-219.
