Environments of Sediment Deposition Worksheet ESC102

1. Next to each “Environment”, place the letter “C” for Continental, “M” for Marine, and “T” for Transitional.

Using the list of sedimentary rocks identified in your lab, list a rock found in each of the depositional environments.

Rocks may be used more than once. Be sure to have at least one rock for EACH environment. your lab book and Chapter 6
in your textbook.

Environment / C, M or T / Name of rock found in this environment / Environment / C, M or T / Name of rock found in this environment
Beach / Glacial Deposits
Estuary / Sand Dunes
Delta / Alluvial Fan
Lagoon / Barrier Island, Spit
Coral Reef / Deep Sea Fan
Stream / Floodplain
Playa Lake / Salt Flat
Swamp

2. Sedimentary structures:

What do these sedimentary structures imply about the environment of deposition? Answer briefly below.

fossil plant roots graded beds

horizontal strata mudcracks

cross bedding bimodal cross bedding