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Geological indicator of water flow
A paleocurrent or paleocurrent indicator is a geological feature (typically a sedimentary structure) that helps one determine the direction of flowing
Paleocurrent
Overlapping aligned fragments in sedimentary rock
related to paleoflow direction. Wadell found the long axis aligned with paleocurrent, and dipping basinward in glacial sediments, whereas deltaic gravels
Imbrication_(sedimentology)
Type of sedimentary rock
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sandstone
Sedimentary rock strata at differing angles
like in ancient times. The direction the beds are dipping indicates paleocurrent, the rough direction of sediment transport. The type and condition of
Cross-bedding
Major volcanic eruption in Skamania County, Washington
"Transported trees from the 1982 Mount St. Helens sediment flows: Their use as paleocurrent indicators". Sedimentary Geology (scientific). 42 (1, 2): 49–64. Bibcode:1985SedG
1980 eruption of Mount St. Helens
1980_eruption_of_Mount_St._Helens
Rock formed by the deposition and cementation of particles
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sedimentary_rock
cross-stratification, with the structure dipping in the direction of the paleocurrent. In tidal areas, which have bidirectional flow, structures are formed
Herringbone cross-stratification
Herringbone_cross-stratification
Sedimentary structures found on the bases of certain strata
their distinctive shapes, they can make useful way up structures and paleocurrent indicators. Sole markings are found most commonly in turbidite deposits
Sole_markings
Particulate solid matter deposited on a planetary surface
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sediment
Degree to which a material becomes magnetized in an applied magnetic field
susceptibility (AMS) within a sample determines parameters as directions of paleocurrents, maturity of paleosol, flow direction of magma injection, tectonic strain
Magnetic_susceptibility
Tendency for particles in suspension to settle down
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sedimentation
lithified as a sandstone). The orientation of the lineation is used as a paleocurrent indicator, although the precise flow direction (i.e. upstream vs. downstream)
Parting_lineation
Geologic structures formed during sediment deposition
across sedimentary strata. Bedding Plane Structures are commonly used as paleocurrent indicators. They are formed when sediment has been deposited and then
Sedimentary_structures
Geologic formation in Tanzania
Kiwango, Audax Syprian; Mishra, Diwakar (2020-06-30). "Sedimentology and Paleocurrent Study of the Early Triassic Rocks in the Ruhuhu Basin, SW Tanzania".
Manda_Formation
Description of the physical characteristics of a rock unit
a particular depositional environment and may provide information on paleocurrent directions. In metamorphic rocks associated with the deeper levels of
Lithology
Origin and diversification of primates through geologic time
rates of mid-ocean ridge spreading at 2.5 mm per year, and differing paleocurrents which produced westwards movement of currents. Given the favorable currents
Evolution_of_primates
right-angles to each other as a result of there being two dominant paleocurrents. These ripples may be formed in the beds of intermittent streams. "Physical
Interference_ripples
City in Tamil Nadu, India
the provenance and paleoclimatic conditions during the Miocene. The paleocurrent direction, textural immaturity and framework detrital modes of sandstones
Cuddalore
Wilkinson, K.; Mitrovica, J. X.; Tryon, C.; Meadow, R. (2026). "Combining paleocurrents and sea level in a least-cost pathway model of human dispersal from
2026_in_paleomammalogy
Early Cretaceous geological formation in Thailand
floodplain setting which was fed by bedload-rich large meandering channels. Paleocurrent analysis suggests the sand channels at the time of deposition of the
Sao_Khua_Formation
Fine-grained sediment that accumulates on the floor of the open ocean
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Pelagic_sediment
Movement of solid particles, typically by gravity and fluid entrainment
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sediment_transport
Accumulated material on seafloor
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Marine_sediment
Geology of fourth planet from the Sun
Sohl-Dickstein, J. (2011-04-19). "Reconstruction of eolian bed forms and paleocurrents from cross-bedded strata at Victoria Crater, Meridiani Planum, Mars"
Geology_of_Mars
Geologic formation in Tunisia
fossils suggests the earlier ones were deposited by a westward flowing paleocurrent while the later ones were laid down in waves. Dinosaur remains consisting
Douiret_Formation
American geologist
Francis J. Pettijohn medal from Society for Sedimentary Geology in 1992 Paleocurrents and Basin Analysis, Springer (1963; 1977) ISBN 978-3-540-07952-1 Sand
Francis_J._Pettijohn
similar sources. Immediately, primary evidence from detrital zircon ages, paleocurrent recorded in the units, and animal similarities supports these predictions
Pre-collisional_Himalaya
Geologic formation in New Mexico, USA
yellowish-brown to reddish-yellow or pink. It consists of fluvial deposits with paleocurrent directions from the west. The lower beds are predominantly interbedded
Ceja_Formation
Overview of geology of the Kimberley
includes the Moola Bulla, Red Rock, Texas Downs, and Revolver Creek. Paleocurrent data suggest that deposition of the Kimberley Group occurred in a semi-enclosed
Geology of the Kimberley (Western Australia)
Geology_of_the_Kimberley_(Western_Australia)
Lake in Death Valley, California, United States
; Vitale, Michelle L. (September 1, 2012). "Paleowind velocity and paleocurrents of pluvial Lake Manly, Death Valley, USA". Quaternary Research. 78 (2):
Lake_Manly
Gorge in North West Queensland, Australia
are also noted to be largely sedimentary and volcanic in origin. The paleocurrent values for the formation are also highly variable, denoting a high energy
Porcupine_Gorge
Movement of sediment along coastal environments
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Coastal_sediment_transport
available in the squamate fossil record. Almeida et al. (2024) provide new paleocurrent measurements for the Cretaceous and Paleogene in the eastern Amazonia
2024_in_paleontology
Geologic formation in the southwestern United States
structures. Sediment sources were apparently the crests of anticlines, and paleocurrent directions are north to northwest, along the corresponding synclines
Moenkopi_Formation
Extinct genus of trilobites
Caborca Region, Sonora, Mexico - physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations", U.S. Geological Survey Professional
Olenellus
Neoproterozoic Era of the Proterozoic Eon, and is followed by the Mesozoic Era. paleocurrent An indication of the direction of fluid flow (at the time of deposition)
Glossary_of_geology
Bulges, lumps, and lobes that form on bedding planes
a consistent direction, usually interpreted as the direction of the paleocurrent. Asymmetrical load casts are called squamiform or flow casts. It is important
Load_cast
Group of sedimentary rocks in Scotland
trough and planar cross-bedded. The orientation of the troughs suggest a paleocurrent flowing from the Northwest. The sandstones carry a distinctive set of
Torridon_Group
Mountain ridge in Wyoming, United States
Transported trees from the 1982 Mount St. Helens sediment flows--Their use as paleocurrent indicators. Sedimentary Geology 42(1-2):49-64. Cameron, KA, and PT Pringle
Specimen_Ridge
Genus of reptile
remains of titanosaurs, fish and turtles. The sediments of Mali 12 and paleocurrent measurements suggest that during the Cretaceous this part of Africa was
Sissokosuchus
Mesozoic–Cenozoic plateau in North America
evolution in the Utah foreland: Evidence from U-Pb ages of detrital zircons, paleocurrent trends, and sandstone petrofacies". Geosphere. 8 (4): 876. doi:10.1130/GES00763
Nevadaplano
Geologic formation in New Mexico, USA
Radiometric dating yields ages of 28.55 to 29.38 Ma for the clasts. Paleocurrents are to the north, suggesting a source in an Oligocene volcanic field
Gilman_Conglomerate
Boundary between bed sediment and the overlying water column
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Sediment–water_interface
Geology of Zion National Park in Utah
cross-beds are typical channel and floodplain deposits found in the Kayenta. Paleocurrent studies show that the Kayenta rivers flowed in a general westward to
Geology of the Zion and Kolob canyons area
Geology_of_the_Zion_and_Kolob_canyons_area
Wave structures created in sediments by bottom current
of Sedimentology and Stratigraphy, 4th ed. Potter, Pettijohn. (1977) Paleocurrents and Basin Analysis Nichols, Gary. (2009) Sedimentology and Stratigraphy
Ripple_marks
Geological formation in Morocco
High Atlas, with occurrences also along the southern margin. Fluvial paleocurrent data indicate a dominant sediment transport toward the north-east and
Guettioua_Formation
Argentinian geologic formation
conglomerates, deposited in a terrestrial alluvial to fluvial environment. Paleocurrent analysis of the sediments suggest a transport direction towards the south
Los_Adobes_Formation
systems that deposited the Torridon Group rocks and the consistency in the paleocurrent directions suggest that most of the sequence was deposited in a single
Wester_Ross_Supergroup
Geologic formation in Colombia
Los Cuervos and Cerrejón Formations show a predominant west to east paleocurrent, followed by a more southeastern flow. A secondary source of sediments
Cesar-Ranchería_Basin
Geologic formation in New Mexico, USA
from 16 degrees to 1 degree from the base to the top of the formation. Paleocurrents confirm deposition by stream flow from the Ortiz Mountains to the east
Blackshare_Formation
Geologic group in California, United States and Baja California, Mexico
Geology; PALAIOS, Vol. 6, No. 2 (Apr., 1991), pp. 126–141. SDSU.edu: "Paleocurrent analysis of the Cretaceous Rosario Formation"; Bailey, Stephen Milton;
Rosario_Group
of Ariyalur Group, Cauvery Basin, Tamil Nadu, India: An appraisal to Paleocurrent directions. Journal of Earth System Science, 123(2), 351–364. K, B. (2017)
Elaiyur
2019.55.5.531. S2CID 210268978. In Sung, Paik (2018). "Bidirectional paleocurrent records in the Jindong Formation of the Gyeongsang Supergroup, Korea :
Geology_of_South_Korea
Sedimentary deposit produced by thermohaline-induced deepwater bottom currents
duness graded bedding ripple marks Alluvial fan Alluvial river Fault Fold Paleocurrent indicators sole markings imbrication River delta Sediment–water interface
Contourite
Channels in the sea floor formed by fast-flowing turbidity currents
McCaffrey, William D.; Peakall, Jeff (1 January 2010). "On the origin of paleocurrent complexity within deep marine channel levees". Journal of Sedimentary
Abyssal_channel
Island in the Falkland Islands
transported submarine sediments. In the case of the Falklands these paleocurrent directions mostly run northward, and are very similar to those in formations
Weddell_Island
Ancient former river system
evolution in the Utah foreland: Evidence from U-Pb ages of detrital zircons, paleocurrent trends, and sandstone petrofacies". Geosphere. 8 (4): 854–880. doi:10
California_River
Geologic formation in Mexico
Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations" (PDF). Geological Survey Professional
Papalote_Formation
Geologic formation in New Mexico, United States
local subsidence from dissolution of underlying Permian salt beds. Paleocurrents were primarily to the south in the Tecolotito Member and northeast in
Santa Rosa Formation, New Mexico
Santa_Rosa_Formation,_New_Mexico
Geological group in the Colombian Andes
setting, while the upper part was formed in a braided river system. The paleocurrent was from the west to the east and east-southeast. The overlying predominantly
Honda_Group,_Colombia
Medium to coarse-grained quartz sandstone with minor shale and laminite lenses
in a fluvial environment. Its sheet-like geometry, low variability in paleocurrent directions, numerous erosion surfaces, and scarcity of in situ mudrocks
Sydney_sandstone
Early Jurassic geological formation of south-western Germany
developed, which contributed to and controlled the evolution of the paleocurrents. Towards the W is determined by the north–south Kilberg Fault of the
Posidonia_Shale
Geological formation in Mexico
developed locally mostly on a gravel-bed braided fluvial style with paleocurrents oriented west-northwest Scoyenia S. isp. Valle de Huizachal Burrows
La_Boca_Formation
Geological formation in Mexico
Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations" (PDF). Geological Survey Professional
Buelna_Formation
Geological formation in the Colombian Andes
Eastern Ranges commenced in the Middle Miocene, marked by a change in paleocurrents of the fluvial deposits of the Honda Group, the most fossiliferous stratigraphic
Sabana_Formation
Geologic formation in Mexico
Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations" (PDF). Geological Survey Professional
La_Ciénega_Formation
Lake in San Bernardino County, California
on the way to the Colorado) contained an overflowing lake, although paleocurrent data obtained from Lake Manix deposits may support it. Water levels in
Lake_Manix
Geologic formation in Mexico
Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations" (PDF). Geological Survey Professional
Gamuza_Formation
Paleontological site west of Hagerman, Idaho, USA
quarry. The grain size indicates moderate paleoflow velocities with a paleocurrent direction to the south-southwest. All three quarry sandstones are interpreted
Hagerman_Horse_Quarry
Type of quartzite rock
p. 209. Ojakangas, R. W., and Weber, R. E., 1985, Petrography and paleocurrents of the Lower Proterozoic Sioux Quartzite, Minnesota and South Dakota
Sioux_Quartzite
Early Permian-age geologic formation in Germany
fine-grained sandstone, often with cross-bedding indicating that the paleocurrent was oriented towards the northeast. These sandstone layers are typically
Tambach_Formation
geological disciplines. The earliest provenance studies were based on paleocurrent and petrographic analysis (composition and texture of sandstone and conglomerate)
Provenance_(geology)
Geological formation in Spain
sandy character than in its northern counterpart around Tremp. The paleocurrents in the Àger Basin were towards the north and northwest. The enclosed
Tremp_Formation
Jurassic geologic formation in Europe
from river mouths, with sand influx from storms and eustatic changes. Paleocurrents formed laminated sand-silt streaks and ripple marks. Sediments sourced
Ciechocinek_Formation
Extinct genus of trilobites
Caborca Region, Sonora, Mexico - physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations". U. S. Geological Survey Professional
Nevadia
Mountain in the U.S. state of Wyoming
Transported trees from the 1982 Mount St. Helens sediment flows--Their use as paleocurrent indicators. Sedimentary Geology 42(1-2):49-64. Cameron, KA, and PT Pringle
Amethyst_Mountain
Caborca Region, Sonora, Mexico - physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations. U. S. Geological Survey Professional
Laudonia
Species of freshwater mussel
A.K.; Ananda, D.R.; Setijadi, R.; Nabil, M.I.; Purwasatriya, E.B. Paleocurrents and paleogeography of the Kalibiuk, Kaliglagah, Mengger, and Gintung
Pseudodon_vondembuschianus
Geologic formation in Chile
upper part in a meandering river floodplain and point bar environment. Paleocurrent analysis demonstrated a flow direction towards the west, northwest and
Chacarilla_Formation
Field of study in paleontology and geography
central Rockies. Strata exhibit changes in lithology and the direction of paleocurrents, and a severe drop in relative sea level. At the very least, Lehman
Dinosaur_paleobiogeography
trunks buried in place, and their associated paleosols. The analysis of paleocurrent data from and the sedimentology of sedimentary rocks, which comprise
Citadel_Bastion
Geologic formation in New Mexico and Arizona, USA
meandering streams restricted to the easternmost part of the basin. Paleocurrent directions showed that stream flow was generally to the east-northeast
Baca_Formation
Geological formation in Bolivia
member, a thick paleosol can be found that represents a reversal in the paleocurrent which represents a reactivation of the corridor. There is evidence of
Santa_Lucía_Formation
Rock units in midwestern North America
call the 'M' and 'O' sands." Bejnar, C. R. and Lessard, R. H. (1976) "Paleocurrents and depositional environments of The Dakota Group, San Miguel and Mora
Dakota_Formation
American sedimentary biogeochemist (1934–2024)
from Lehigh University. His Ph.D. dissertation research dealt with a paleocurrent and environmental analysis of the ~ 140 Ma Cretaceous Lakota and equivalent
Fred_T._Mackenzie
Austrian geologist (1884–1979)
postscript (link) Potter, P. E.; Pettijohn, F. J. (6 December 2012). Paleocurrents and Basin Analysis. Springer. p. 30. ISBN 9783642618871. "Bruno Sander:
Bruno_Sander
Swedish geologic formation
commonly with herringbone structures showing north and south oriented paleocurrent directions. The occurrence of herringbone structures in well-sorted sand
Rya_Formation
Geologic formation in New Mexico, USA
The maximum thickness of the formation is 979 meters (3,212 feet). Paleocurrent directions indicate the sources of the sediments deposited in the formation
Galisteo_Formation
North American faunal stage
central Rockies. Strata exhibit changes in lithology and the direction of paleocurrents, and a severe drop in relative sea level. At the very least, Lehman
Lancian
Permian biozone in South Africa
both symmetrical and asymmetrical ripple surfaces which indicate that paleocurrents traveled downstream in a northerly direction. Desiccation cracks which
Tapinocephalus Assemblage Zone
Tapinocephalus_Assemblage_Zone
Geologic formation in Mexico
Caborca region, Sonora, Mexico; physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations" (PDF). Geological Survey Professional
Puerto_Blanco_Formation
Geologic formation in North America
Jacobsville Sandstone varies from horizontal to gently inclined and paleocurrents point toward the Lake Superior basin. The Jacobsville Formation outcrops
Jacobsville_Sandstone
British scientist, founder of microscopical petrology and metallography (1826–1908)
their orientations in different layers thus pioneering the study of paleocurrents. He also measured the temperature of the water in estuaries. He published
Henry_Clifton_Sorby
Major depositional strata in the Himalaya
and Amile Formations) represents non-marine deposition. Data from the paleocurrent direction show that the sediments were derived from the south, because
Lesser_Himalayan_Strata
Extinct genus of reptiles
wide, with the entire system's width possibly approaching kilometers. Paleocurrent analysis suggests that att the time of Rukwasuchus this river system
Rukwasuchus
Geologic formation In Canada
within it, and the evidence of both south-westerly and north-easterly paleocurrents. This was further supported with the study of the Drook Formation in
Drook_Formation
Caborca Region, Sonora, Mexico - physical stratigraphy, biostratigraphy, paleocurrent studies, and regional relations". U.S. Geological Survey Professional
Wanneria
Mesoproterozoic rock formation in the Grand Canyon, Arizona
cross-beds. These cross beds record north-directed paleocurrents along with subordinate bidirectional paleocurrents. The upper-middle member exhibits abundant
Shinumo_Quartzite
Geologic formation in New Mexico, USA
in the waning phase of the Laramide orogeny under arid conditions. Paleocurrents and conglomerate clast provenance show that the source region was the
El_Rito_Formation
Geographic formation in Arizona
prograded southward and have an immediate source to its north based on paleocurrents and provenance data. Earth sciences portal Arizona portal Paleontology
Cintura_Formation
PALEOCURRENT
PALEOCURRENT
PALEOCURRENT
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Girl/Female
Shakespearean
Henry VI, Part 2' Margery Jourdain, a witch.
Boy/Male
Tamil
Parampurush | பரமபà¯à®°à¯à®·
Supreme personality
Surname or Lastname
English
English : from a pet form of Fulcher.German (also Füge) : nickname for a skillful, adroit person, from Middle High German vüege ‘skillful’, ‘fitting’ (see Fiegel).
Girl/Female
Tamil
Sumangala | ஸà¯à®®à®‚கல
One who is making everything good
Girl/Female
Indian, Sanskrit
Holy Tree; Peepal Tree; Buddha Got Wisdom Under it
Boy/Male
Indian
A demon.
Boy/Male
Bengali, Hindu, Indian
The Scriptures
Boy/Male
Hindu, Indian
An Arrow; A Dart
Boy/Male
Muslim
Helper. Supporter.
Girl/Female
Australian, Christian, Czechoslovakian, Danish, Dutch, Finnish, French, German, Greek, Polish, Slovenia, Swedish
Peace
PALEOCURRENT
PALEOCURRENT
PALEOCURRENT
PALEOCURRENT
PALEOCURRENT