Raymond Pegmatite District

Region East, Northeast
Mineral systems
Deposit types
Other minerals

Information leading to the delineation of this focus area

Basis for focus area Pegmatite deposits that do not fall into larger districts are within this Raymond district (Bradley and others, 2016). Also see Meyers and Stewart (1956).
Identified resources Historical production of feldspar and mica.
Production Unknown.
Status Past mining.
Estimated resources Unknown.
Geologic maps Freedman (1950), scale 1:62,500; Lyons and others (1997), scale 1:250,000; Kerwin (2003), scale 1:48,000; Schultz (2003), scale 1:24,000; Schultz and Loveless (2003), scale 1:24,000.
Geophysical data Inadequate Rank 5 aeromagnetic and aeroradiometric coverage.
Favorable rocks and structures Pegmatite.
Deposits Chandler mine (MRDS dep_id: 10090625), Smith mine (MRDS dep_id: 10009165), Welch mine (MRDS dep_id: 10009166), Blake mine (MRDS dep_id: 10009167).
Evidence from mineral occurrences MRDS.
Geochemical evidence Favorable mineralogy and rock type.
Geophysical evidence Unknown.
Evidence from other sources Unknown.
Comments Resources of the Raymond district (New Hampshire) "are of no great magnitude" (Page and Larrabee, 1962, p. 1).
Cover thickness and description Exposed at the surface.
Authors Nora K. Foley, Dwight C. Bradley, Anjana K. Shah, Gregory J. Walsh, Bernard E. Hubbard.
New data needs Mapping.
Geologic mapping and modeling needs Detailed mapping of pegmatite bodies, geophysics may not be useful for pegmatites.
Geophysical survey and modeling needs High resolution aeromagnetic and aeroradiometric coverage underway.
Digital elevation data needs Lidar is adequate.