On the geological epochs at which gold has made its appearance in the crust of the earth
By: by David Forbes.
Publisher: s.n.
Published: 1866
Place of publication: [S.l
Language: eng
Subjects: Gold ores -- Geology.; Gold.
Other titles: Geological magazine.
Notes: Extracted from the Geological Magazine, vol. III, no. XXVII, September, 1866.

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