 | | Journal (article/letter/editorial) |
| Grenville Province of Ontario* by LAWRENCE M. ANOVITZf AND ERIC J. ESSENE Department of Geological Sciences...Sciences, The University of Michigan, Ann Arbor, Michigan 48109 (Received 10 July 1988; revised typescript...1989) INTRODUCTION The Grenville Province of southeastern Canada and northern New York State records a ca...nature and origins have long been of interest to geologists. In Ontario, the Grenville Province can be separated...northwest these are: (1) low-pressure granulites of the Frontenac Axis (Reinhardt, 1968; Lonker, 1980) |
 | | Journal (issue) |
| Van Pelt, Los Angeles affiliated with the Friends of Mineralogy ineralojgical ecorcf publisher John...Gaines Pottstown, Pennsylvania Donald R. Peacor Univ. of Michigan Abraham Rosenzweig Tampa, Florida Richard...Articles Amethyst from the Thunder Bay region, Ontario .................................................by D. G. Elliott An introduction to the mineralogy of Ontario’s Grenville Province.......................G. Robinson and S. Chamberlain The fluorite mines of Madoc, O n ta rio .............................. |
 | | Report (volume) |
| DEPARTMENT OF THE INTERIOR UNITED STATES GEOLOGICAL SURVEY GEOKGE OTIS SMITH, DIRECTOR BULLETIN 36O...36O PRE-CAMBRIAN GEOLOGY OF NORTH AMERICA BY CHARLES RICHARD VAN fflSE AND CHARLES KENNETH LEITH WASHINGTON...CHAPTER I. General account of the pre-Cambrian rocks of North America. Definition of pre-Cambrian_ _ _____________...Major distribution and structure of pre-Cambrian rocks _ _ 16 State of knowledge__________ _ ____________...____________ Distinguishing features of pre-Cambrian rocks_____________ Subdivision of the pre-Cambrian_______:________________ |
 | | Report (volume) |
| Lexicon of Geo ogic Names of the United States for 1968-1975 GEOLOGICAL SURVEY BULLETIN Lexicon... Lexicon of Geologic Names of the United States for 1968-1975 By GWENOOLYN W. LUTIRELL, MARILYN L. HUBERT, WILNA...GEOLOGICAL SURVEY BULLETIN 1520 A compilation of the new geologic names introduced into the literature·from...United States, its possessions, the Trust Territory of the Pacific Islands, and the Panama Canal Zone UNITED...OFFICE, WASHINGTON:1981 UNITED STATES DEPARTMENT OF THE INTERIOR JAMES G. WATT, Secretary GEOLOGICAL |
