GRD0413S0
19-87
Granite
Paleozoic › Devonian › Late Devonian
359.0
-
385.0
0
Ritter 154 › Cabinet 29 › Drawer I
-
Spaulding sillimanite-bearing granite (now mapped as part of Concord granite)
The granite at this outcrop a the side of the road is the presumed equivalent of Lyons No. H-1-71 or 1-72, both of which are from outcrops on top of the hill. Age from Horton et al (2017) in macrostrat
New Hampshire Magma
New Hampshire
Near Henniker, NH. About a quarter mile N of Diamond, extreme NE corner of Hillsboro quad.
Latitude: 43.18°
Longitude: -71.81°
