GRD040YS0
19-82
Granite
Paleozoic › Devonian › Late Devonian
359.0
-
385.0
0
Ritter 154 › Cabinet 29 › Drawer I
-
grey, two-mica granite (Concord granite)
Lyon No. S-2-74; ages from Horton et al. (2017) in macrostrat; radiometric age from Lyons (1977)
New Hampshire Magma
New Hampshire
Half mile S of Exit 12, I-89 on west side of southbound lane
Latitude: 43.409°
Longitude: -72.026°
