Josiah Edward Spurr, 1923, The Ore Magmas. A Series of Essays on Ore Deposition.
Hardback, in two volumes. Green cloth with gilt letters. Volume 1, 430 pages. Volume 2, 485 pages.
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Josiah Edward Spurr, 1923, The Ore Magmas. A Series of Essays on Ore Deposition.
Hardback, in two volumes. Green cloth with gilt letters. Volume 1, 430 pages. Volume 2, 485 pages.