GRD00GHS0
I-678
Granite
Paleozoic › Devonian › Late Devonian
359.0
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385.0
0
Ritter 154 › Cabinet 15 › Drawer A
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hornblende granite (light grey Kspar, Plag, Q, Hb, Biotite, magnetite, pyrite, allanite, fluorite, zircon, apatite) Missing thin section.
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Massachusetts
Rockport
Latitude: 42.6°
Longitude: -70.6°