Rock Minerals

Joseph P Iddings, 1911, Rock Minerals. Their Chemical and Physical Characters and their Determination in Thin Sections.

Hardback. 617 pages. Blue cloth with gilt letters. Includes a cloth-backed colour chart: Table of Birefringences.

ex libris C. T. Maddigan, Oxford, UK, 1919.

Iddingsite, an alteration product of olivine, is named after Iddings.