
Osbornedale State Park
Derby, CT









Main (203) 735-4311

Overview
Know Before You Go
Places To Visit
Fishing
Geology
Osbornedale State Park is a great place for any geology enthusiast. Not only are there several different rock types exposed in the park, but also within the park's boundaries there are geologic folds, quarries, and abandoned mines. Additionally, families can enjoy the wonderful Kellogg Environmental Center that is on the park's property.
Rock Types Found on Main Trail:
Igneous (Diabase), Metamorphic (Schist, Gneiss)
Rock Units:
Carrington Pond Member (Ordovician): Interlayered rusty weathering schist and light gray gneiss; Harrision Gneiss (Ordovician): Medium-grained foliated gneiss
Minerals of Interest:
Quartz crystals, Biotite, Feldspar
Interesting Geologic Features:
Folds, Quarry, Mines, Dike, Parallel Fractures, Natural Spring
Hiking
Historic
Places To Visit
Other
Picnicking
Reserve an open air picnic shelter
- Online: Visit Reserve America
- By phone: 1-877-668-CAMP (2267)
- Learn more about our picnic shelter rental polices and reservation details
Winter
Free
Environmental Center
Parking
Picnic Tables
Restrooms
Yes, on leash































