Texas Part of a series onSediments By origin Terrigenous (lithogenous) Biogenous Cosmogenous Hydrogenous By texture Roundness Sorting Grain size boulder cobble gravel pebble granule sand silt clay colloid Other oolite scree till By composition Manganese nodules Oolitic aragonite sand Tektites By process Sedimentation Sedimentary budget Sediment transport coastal Weathering Erosion Aeolian (windborne) transport Biomineralization Bioturbation Compaction Concretion Exner equation Fluvial processes Glacier flow ice-sheet dynamics ice rafting Lithification Siltation Turbidity currents By structure Sedimentary structures Bedforms cross-bedding duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface Sedimentary basin Soft-sediment deformation Unconformity Vegetation-induced Soil sediment Soil matrix pore space permeability morphology texture value color Catena Soil horizon Humus Humin Soil salinity Hydropedology Mineralization Microbial calcite precipitation Marine sediment Abyssal fan Aragonite aragonite sea oolitic aragonite sand Calcite calcite sea Amorphous calcium carbonate Calcification Continental rise Bay mud Bioirrigation Coastal sediment transport Coastal sediment supply Evaporites Marine clay pelagic red clay Marine regression transgression Pelagic turbidite contourite hemipelagite Salt tectonics Sedimentary basin Tidal bundle Biogenous sediments Calcareous ooze biogenic calcification calcareous nannoplankton Siliceous ooze biogenic silica silicification diatomaceous earth radiolarite Microfossil Reverse weathering Sedimentary ecology Soil biomantle Soil zoology soil pathogens Pedodiversity Soil biodiversity Rhizosphere root microbiome Sedimentary carbon Soil carbon storage Soil carbon Coal Peat Sedimentary rock Badlands Carbonates limestone dolomite Clastic conglomerate breccia sandstone mudrock Evaporite Chalk Chert Greywacke Iron-rich Organic-rich Phosphorite Siliceous Related History geology geological paleontology soil science Legacy sediment Principles cross-cutting relationships lateral continuity original horizontality Provenance Sedimentary record Sedimentology Stratigraphy Rock cycle calcium silica carbonate-silicate Paleolimnology Biosignature Category