GRD00GKS0
I-681
Syenite
Mesozoic › Cretaceous › Early Cretaceous › Albian
99.6
-
112.0
0
Ritter 154 › Cabinet 15 › Drawer C
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Hb syenite. Perthitic Kspar, minor Plag (both with lath-like habit), olive green to reddish Amph, brown biotite with apatite inclusions.
Two pieces look similar (I-681 and I-737)
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Vermont
Cuttingsville
Latitude: 43.5°
Longitude: -72.9°