Pine Hill Road - Tidal Rhythmite Couplets
Pine Hill Road - Tidal Rhythmites
Located in Delaware County
Image courtesy of Dan Bishuk, Jon Hairabedian, James Ebert
Type: Roadside.
Features: Rare and unique exposure of tidal rhythmites; Large caliber, Archanodon-like burrows; Spreites. Tidal rhythmite couplets consisting of fine sand alternating with very fine sand and silty mud drapes.
Feature Type: Stratigraphic.
Reference: Dan Bishuk, Jon Hairabedian, James Ebert.
Quadrangle: Unadilla.
Reason for Designation: Tidal rhythmites are rare in New York State. These deposits are unusual for their occurrence of larger caliber, Archanodon-like burrows. These large caliber vertical burrows commonly display spreites. These burrows are important because they are the subject of an ongoing debate for over several decades.