Geologic Unit: Mount Osceola
Mount Osceola Granite of White Mountain Plutonic-Volcanic Suite (NH*).
Type area: Mount Osceola and Scar Ridge, Franconia 15-min quadrangle, northwestern NH (Billings and Williams, 1935).
Unit Name History:
Named (Billings and Williams, 1935).
Age modified; Isotopic dating (Lyons, 1964).
Age modified (Moench and others, 1984; Hatch and Moench, 1984).
Isotopic dating (Eby and others, 1992).
Areal limits; Isotopic dating; Overview (Moench and others, 1995).
NH State Geol. Map usage; Age modified; Isotopic dating (Lyons and others, 1997).
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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
Database project personnel
Last modified: 15-Jan-2013