Sentence examples for were interbedded with from inspiring English sources

The layers of charcoal looked almost laminated in the loess and were interbedded with loess.

The lower parts of the Kaibab were interbedded with sand and silt before its main component, limestone, was converted into chert-rich dolomite by the intrusion of magnesium.

Marls and shales are interbedded with the limestones.

Layers of white pure halite are interbedded with layers of black halite and anhydrite.

It may be interbedded with sand, silt, mud, or other deposits formed by evaporation, such as gypsum.

In the study area, shale intervals are interbedded with reservoir sands of the Sawan gas field.

These sediments, which include abraded detrital zircon grains that indicate water transport, are interbedded with basaltic lavas with pillow structures that form when lavas are extruded under water.

It seems likely that much of the Coutchiching Series is interbedded with lava flows assigned to the Keewatin Series and that the two are at least partly equivalent in age.

Only in unusual cases where brachiopod-bearing layers are interbedded with graptolite-rich shales (at the narrow transition between shelly and shaley facies) may the temporal relationships between the two kinds of index fossils be established.

At Mount Dilworth, laterally continuous and channelized turbidites are interbedded with and overlain by mass-transport deposits in which sedimentary clasts are supported in a mudstone matrix.

These ashes are commonly weathered to form K-bentonites (a type of clay useful in correlation because its particles are easily dated) that are interbedded with other rock types, such as limestone, shale, and sandstone.