4 Pages in Charles Darwin's Library associated with "geology - syenite"

Description physique des Îles Canaries, suivie d'une indication des principaux volcans du globe
By: Buch, Leopold von, Freiherr, - Boulanger, C.
Publication info: Paris, F.G. Levrault, 1836
Pages: Page 470 Page 470
Manual of mineralogy
By: Jameson, Robert.
Publication info: Edinburgh, Archibald Constable & Co, 1821
Pages: Page 346 Page 346