Excerpt from The Greenstone Schist Areas of the Menominee and Marquette Regions of Michigan: A Contribution to the Subject of Dynamic Metamorphism in Eruptive Rocks

Letter of transmittal, by R. D. Irving Explanatory and historical note, by R. D. Irving Introduction chapter I. Present state of our knowledge regarding the metamorphism of eruptive rocks Value of the microscope in the study of metamorphism. Historical outline of studies on the metamorphism of eruptive rocks chapter II. Greenstone belts of the Menominee iron district Introductory and historical.. Sturgeon Falls Lower, or Little Quinnesec Falls chapter III. Greenstone belts of the Menominee iron district (continued). Upper, or Big Quinnesec Falls The dark colored greenstones of the basin The light colored greenstones at Upper Quinnesec falls The coarse grained diorites of the Horse Race.

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