Science Art: Rhombic Dodecahedron, Figs. 44 and 45 from “Crystalline Forms,” G.F. Richardson, 1842

Richardson_rhombic_dodecahedron
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This is a detail of a page from Geology for Beginners, comprising a familiar explanation of geology, and its associate sciences, an 1842 introduction to stones and mountains and fossils.

These crystals kind of make me want to roll initiative.