Sebago Granite

Sebago Granite

Stratigraphic range: Carboniferous
A map of the Sebago Granite unit and the surrounding biotite granite, modified from the Naples Quadrangle USGS geologic map.[1]
TypeGeological Formation
OverliesCentral Maine Belt
Lithology
PrimaryGranite
Location
RegionSouthern Maine, United States
CountryUnited States

The Sebago Granite is a Carboniferous aged granite that appears in southern Maine.[2][3] The formation covers around 400 square kilometers in area, and intruded into the surrounding rock approximately 325 million years ago.[2][3][4]

  1. ^ "NGMDB Product Description Page". ngmdb.usgs.gov. Retrieved 2021-04-18.
  2. ^ a b Wise, Michael A.; Brown, Cathleen D. (2010-04-15). "Mineral chemistry, petrology and geochemistry of the Sebago granite-pegmatite system, southern Maine, USA". Journal of Geosciences. 55 (1): 3–26. doi:10.3190/jgeosci.061. ISSN 1802-6222.
  3. ^ a b Tomascak, P. B.; Krogstad, Eirik J.; Walker, Richard J. (1996-09-01). "Nature of the crust in Maine, USA: evidence from the Sebago batholith". Contributions to Mineralogy and Petrology. 125 (1): 45–59. Bibcode:1996CoMP..125...45T. doi:10.1007/s004100050205. ISSN 1432-0967. S2CID 129177492.
  4. ^ Gibson, David; Osthoff, Donald; Rerrick, Chase (2017-10-01). "C2: Field Relations, Petrography and Provenance of Mafic Dikes, Western Maine". New England Intercollegiate Geological Conference 2017: 273–286. doi:10.26780/2017.001.0015.