Beach rock
Depth of water
High tide - Ebb tide
Circumstances
Seashores at tidal zones having lagoons in front of them. Subtropical to tropical climate. Formation age is from thousands years ago up to present. Sediments in lagoon are solidified by a calcareous matrix.
Sedimentary facies (Sediments)
Sandstones and conglomerates with a calcareous matirx.
Sedimentary facies (Structures)
Parallel stratification.
Sedimentary systems
Components of shallow marine systems
- Beach ridge
- Interbarnal lowland (Ridge)
- Eolian dune
- Interdune lowland
- Salt marsh
- Backshore
- Foreshore
- Tidal flat
- Tidal channel
- Beach rock
- Lagoon
- Flood tidal delta
- Washover fan
- Upper shoreface
- Barrier island
- Sand spit, Longshore bar
- Ebb tidal delta
- Lower shoreface
- Inner shelf
- Outer shelf
- Sand wave
- Sand ridge
- Tsunami
- Transgressive lag