digital conservancy

This guidebook was prepared for the 50th Midwest Friends of the Pleistocene Field Conference, sponsored by the Minnesota Geological Survey and held at St. John's University on June 4-6, 2004. The purpose of this guidebook ...

CONTENTS Field Trip 1. THE GEOLOGY OF THE MISSISSIPPI RIVER VALLEY-TWIN CITIES REGION: USING AN URBAN RIVER FOR INQUIRY-BASED EARTH SCIENCE EDUCATION Karen Campbell and Kent Kirkby Field Trip 2. CLASSIC PRECAMBRIAN ...

This guidebook has been prepared for the field conference and symposium on "The Petrology and Metallogeny of Volcanic and Intrusive Rocks of the Midcontinent Rift System" that will be held in Duluth, Minnesota in August ...

A thick mantle of chemical weathering products covers crystalline bedrock of Archean and Proterozoic age in much of central and western Minnesota. The mantle has a vertical profile typically composed of progressively more ...

CONTENTS GLACIAL GEOLOGY OF THE LAURENTIAN DIVIDE AREA, ST. LOUIS AND LAKE COUNTIES, MINNESOTA, J.D. Lehr and Howard C. Hobbs AN OVERVIEW OF THE VEGETATIONAL HISTORY OF THE ARROWHEAD REGION, NORTHEASTERN MINNESOTA, ...