Definition of Hardgrounds. Meaning of Hardgrounds. Synonyms of Hardgrounds

- Modern hardgrounds are usually detected by sounding in shallow water or through remote sensing techniques like side-scan sonar. Carbonate hardgrounds often...
- used when phosphatic sediment, phosphatized stromatolites and phosphate hardgrounds have not been disturbed. (2) Condensed: Phosphatic particles, laminae...
- evolution of bioerosion, the production of borings and s****ings in rocks, hardgrounds and s****. A scene from the early Cretaceous: a Woolungasaurus is attacked...
- In some areas, layers of soft, grey chalk known as a hardground complex can be seen. Hardgrounds are thought to reflect disruptions in the steady ac****ulation...
- cementing occurs while the sediments are still under water, forming hardgrounds. Cementing accelerates after the retreat of the sea from the depositional...
- primary inorganic marine precipitate of calcium carbonate. Carbonate hardgrounds were thus very common, along with calcitic ooids, calcitic cements, and...
- cylindrical borings in calcareous substrates such as s****, carbonate hardgrounds, and limestones. Usually produced by worms of various types and sipunculids...
- older layers, which are inexplicable on a short timescale. Carbonate hardgrounds and the fossils ****ociated with them show that the sediments include...
- Eocrinoid holdfasts on an Ordovician hardground in Utah...
- in samples that: Have low sedimentation rates such as claystones and hardgrounds Are easily dissolved such as salt deposits and limestones Have been m****...