GEOLEX database Geologic Unit: Harvard Usage: Harvard Conglomerate (MA*) Age: Pennsylvanian* Geologic Province: New England province* Areal Extent: MA* Type Locality: Pin Hill in town of Harvard, Worcester Co., eastern MA (Hansen, 1956). Unit Name History: Named (Crosby, 1876). Revised to Harvard conglomerate lentil of Worcester phyllite (Emerson, 1917). Revised; Type locality stated (Hansen, 1956). Raised to formation rank; Age modified (Goldsmith and others, 1982). MA State Geol. Map usage (Zen and others, 1983). Note: If you need more information, please contact Nancy Stamm (nstamm@usgs.gov). Asterisks (*) indicate usage by the U.S. Geological Survey. Other usages by state geological surveys. "No current usage" implies that a name has been abandoned or that it has fallen into disuse. Former usage and, if known, replacement name given in parentheses (). Slashes (/) indicate unit name usage violates the 1983 North American Stratigraphic Code. This violation may be explained within brackets ([ ]). U.S. Department of the Interior, U.S. Geological Survey, Reston, VA, USA URL http://ngmdb.usgs.gov/ngmdb/ngm_catalog.ora.html Database project personnel Last modified: 7-Jan-2007