Systema naturæ - nature
   Universum - universe see [unranked] Mundus Plinius
     naturalia - natural bodies
       Regnum Lapideum - mineral kingdom
         Class Petræ - stones
           Order Apyri - stones unchanged by fire
             Genus Mica - mica see mica
               1 Mica particulis impalpabilibus
               1.0 Sterile nigrum see Mica particulis impalpabilibus
               2 Mica particulis sqvamosis
               2.0 Mica vulgaris see Mica particulis sqvamosis
               3 Mica particulis membranaceis fissilibus - muscovite
               3.0 Vitrum Moscoviticum - muscovite see Mica particulis membranaceis fissilibus
               4 Mica particulis sqvamosis & membr. mixtis
               5 Mica particulis prismaticis immixtis