Search the Macrostrat Database

Macrostrat Project:
North AmericaCaribbeanNew ZealandAustraliaDeep SeaIndonesiaNorth American CretaceousNorth American EdiacaranAfricaSouth AmericaeODP
Unit Name: See a complete list of unit names.
Plot Geologic Map Intersection (only with unit names seaerch):
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Time interval (or age in Ma): to
Environment: Economic:
Surface/Subsurface:
Search Fossil Collections (may be slow)
Taxon Name (may be slow):
Plot Fossil Collections
Dominant Lithology:

Lithology Attributes:
lithology
argillaceousshaly
siltysandy
arkosicconglomeratic
gravellycarbonaceous
petroliferousmicaceous
chertysiliceous
ferruginoushematitic
phosphatictuffaceous
stromatoliticbentonitic
calcareousdiatomaceous
dolomiticglauconitic
intraclasticrip-up clasts
peloidalpisolitic
skeletalpyritic
sideriticgypsiferous
quartzolivine
feldsparhornblende
amphibolemuscovite
biotitemica
chloriticmanganese
felsicmafic
bioclasticamygdaloidal
grains
very finefine
mediumcoarse
very coarsegranule
bouldersorted
well sortedpoorly sorted
roundedwell rounded
subangularangular
lithicpegmatitic
porphyriticfoliated
pebblyoolitic
feldspathicmuddy
clayeypelitic
fossiliferous
bedform
lenticularmounds
tabularthinly bedded
thickly beddedmassive
sed structure
desiccation cracksripple laminations
climbing ripplesalgal laminations
tabular cross bedscross beds
trough cross bedshummocky cross stratification
symmetric ripplesasymmetric ripples
dunesflaser beds
laminatedball-and-pillow
graded-normalbioturbated
bioturbated-weaklybioturbated-moderately
bioturbated-thoroughlyconcretions-sideritic
concretions-calcareousnodular
convolute beddingconcretions-ironstone
oncoliticconcretions-phosphatic
burrowedconcretionary
graded bedmud cracks
cross stratification
color
blackbrown
light browndark brown
graylight gray
dark graygreen
greenish graygreenish blue
purplered
reddish brownwhite
yellowblue
bluish graymottled
lightdark
yellowish brownreddish gray
yellowish graybrownish red
brownish graytan
pink
structure
fracturedbrecciated
Subordinate Lithology:

Lithology Attributes:
lithology
argillaceousshaly
siltysandy
arkosicconglomeratic
gravellycarbonaceous
petroliferousmicaceous
chertysiliceous
ferruginoushematitic
phosphatictuffaceous
stromatoliticbentonitic
calcareousdiatomaceous
dolomiticglauconitic
intraclasticrip-up clasts
peloidalpisolitic
skeletalpyritic
sideriticgypsiferous
quartzolivine
feldsparhornblende
amphibolemuscovite
biotitemica
chloriticmanganese
felsicmafic
bioclasticamygdaloidal
grains
very finefine
mediumcoarse
very coarsegranule
bouldersorted
well sortedpoorly sorted
roundedwell rounded
subangularangular
lithicpegmatitic
porphyriticfoliated
pebblyoolitic
feldspathicmuddy
clayeypelitic
fossiliferous
bedform
lenticularmounds
tabularthinly bedded
thickly beddedmassive
sed structure
desiccation cracksripple laminations
climbing ripplesalgal laminations
tabular cross bedscross beds
trough cross bedshummocky cross stratification
symmetric ripplesasymmetric ripples
dunesflaser beds
laminatedball-and-pillow
graded-normalbioturbated
bioturbated-weaklybioturbated-moderately
bioturbated-thoroughlyconcretions-sideritic
concretions-calcareousnodular
convolute beddingconcretions-ironstone
oncoliticconcretions-phosphatic
burrowedconcretionary
graded bedmud cracks
cross stratification
color
blackbrown
light browndark brown
graylight gray
dark graygreen
greenish graygreenish blue
purplered
reddish brownwhite
yellowblue
bluish graymottled
lightdark
yellowish brownreddish gray
yellowish graybrownish red
brownish graytan
pink
structure
fracturedbrecciated