6 Pages in Charles Darwin's Library associated with "geology - slate, mica-"

Botanische Mittheilungen
By: Nägeli, Carl,
Publication info: München, F. Staub, 1866
Pages: Page 129 Page 128
Manual of mineralogy
By: Jameson, Robert.
Publication info: Edinburgh, Archibald Constable & Co, 1821
Pages: Page 346 Page 346 Page 361 Page 361