VINALHAVEN GRANITE
and Other Silurian Granites of Maine
Official Name: Vinalhaven Pluton
Location: Deer Island , Maine
Age: Silurian (420 Million Years)
Lithology: Granite
NYC Examples: Brooklyn Post Office, National Museum of the American Indian (US Customs House)

Based upon the Generalized Geologic Map of Maine at
http://www.state.me.us/doc/nrimc/mgs/pubs/online/bedrock/bedrock11x17.pdf
 
     

GEOLOGICAL FEATURES OF THE VINALHAVEN GRANITE

 

ENVIRONMENT OF FORMATION

 

Image adapted from:
http://jan.ucc.nau.edu/~rcb7/globaltext2.html

 

© 2006 Wayne G. Powell