Menu of Geology topics

Impact Metamorphism at Clearwater Lake, Quebec (pdf 263KB)
from Shock Metamorphism of Natural Materials, 1968, p.363-366. Based on fieldwork by Donald McIntyre, with the Dominion Observatory of Canada, 1958, reported in Journal of Geophysical Research, 1962

James Hutton’s Edinburgh: (whole PDF here)
from Earth Sciences History, 1997, with permission

Perth Building Stones:
an essay with illustrations

A visit to Siccar Point