TrekGEO > Geology of Japan > Sedimentary facies > Beach rock

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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.

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