Subject ASC0003u0i

The geological magazine, or, Monthly journal of geology.
n.s. decade 4, v. 4 (1897), Page 111 (1864)
Smithsonian Libraries
BHL Page 30844997

Keywords

ovenstone zinal canton valais rock band strata schist quarry green fissile flake soft serpentine spoil bank Zinal Canton Valais rock diagram geology sections of quarry cliff

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