Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: 65. Chapters: Earthquakes in Ontario, Geology of Greater Sudbury, Geology of Temagami, Mining in Ontario, Stratigraphy of Ontario, Volcanism of Ontario, Canadian Shield, Lake Superior, Niagara Escarpment, Marcellus Formation, Superior craton, Temagami greenstone belt, Animikie Group, 2010 Central Canada earthquake, Circum-Superior Belt, Ottawa-Bonnechere Graben, Midcontinent Rift System, Cobalt Silver Rush, Lake Nipigon, Sudbury Basin, Kanichee Mine, Nipissing sills, Kidd Mine, Mackenzie dike swarm, Utica Shale, New England hotspot, Western Quebec Seismic Zone, Lake Wanapitei, 1935 Timiskaming earthquake, Nor'Wester Mountains, Mount McKay, 2000 Kipawa earthquake, Copperfields Mine, Temagamite, Kidd Metallurgical Site, Temagami Magnetic Anomaly, Lac des Iles igneous complex, Penokean orogeny, Great Meteor hotspot track, Marathon Large Igneous Province, Ungava magmatic event, Iceland Lake Pluton, Sherman volcano, Black River Escarpment, Gunflint Range, Abitibi greenstone belt, Matachewan dike swarm, Grenville dike swarm, Spawning Lake Stock, Chambers-Strathy Batholith, Kanichee layered intrusive complex, Red Lake greenstone belt, Frontenac Axis, Matachewan hotspot, Sudbury dike swarm, Mamainse Point Formation, Tetapaga Syncline, Eramosa, Grenville Front Tectonic Zone, Southern Province, Swayze greenstone belt, Nipigon Embayment, Huronian Supergroup, Sudbury Igneous Complex. Excerpt: The Marcellus Formation (also classified as the Marcellus Subgroup of the Hamilton Group, Marcellus Member of the Romney Formation, or simply the Marcellus Shale) is a unit of marine sedimentary rock found in eastern North America. Named for a distinctive outcrop near the village of Marcellus, New York in the United States, it extends throughout much of the Appalachian Basin. The shale contains largely untapped natural gas reserves, and its proximity to...