| State | Connecticut |
|---|---|
| Name | Nodular member [of Harrison Gneiss] |
| Geologic age | Middle? Ordovician |
| Lithologic constituents | Major
Metamorphic > GneissHarrison Gneiss containing prominent quartz-sillimanite nodules.
|
| Comments | Part of Central Lowlands; Iapetus (Oceanic) Terrane - Connecticut Valley Synclinorium; Hartland Belt |
| References | Rodgers, John, compiler, 1985, Bedrock Geological Map of Connecticut: Connecticut Geological and Natural History Survey, Hartford, Connecticut, 2 sheets, scale 1:125,000. |
| NGMDB product | |
| Counties | Fairfield |