Subject ASC0000gfd
Magazine of natural history and journal of zoology, botany, mineralogy, geology and meteorology.
v. 3 (1830), Page 65 (1830)
Smithsonian Libraries
BHL Page 27018227
Keywords
Geology minerals rocks Cornwall landscape land formations Granite Killas Landscape basaltic rock trap and porphyritic rocks geology cornwall granite greenstone killas Dartmoor geological survey Strata of Cornwall Coneybeare Phillips Temple Moor Vale of Tamar stratigraphy geological section transition limestone limestone Temple Mount primitive rocks primary rocks section strata geology: Cornwall Piton: pyrogeneous formations