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Search the Macrostrat Database
Macrostrat Project:
North America
Caribbean
New Zealand
Australia
Deep Sea
Unit Name:
See a
complete list
of unit names.
Plot Geologic Map Intersection (
only with unit names seaerch
):
2005 Geologic Map of North America
None
Time interval (or age in Ma):
to
Environment:
---marine---
marginal marine indet.
marine indet.
-siliciclastic
abyss
barrier bar
coastal indet.
deep-water indet.
delta front
delta plain
deltaic indet.
foreshore
interdistributary bay
lagoonal
offshore
paralic indet.
prodelta
shoreface
submarine fan
tidal flat
transition zone/lower shoreface
-carbonate
basinal
buildup or bioherm
deep subtidal indet.
deep subtidal ramp
deep subtidal shelf
intrashelf/intraplatform reef
lagoonal/restricted shallow subtidal
offshore indet.
offshore ramp
offshore shelf
open shallow subtidal
perireef or subreef
peritidal
platform/shelf-margin reef
reef
sand shoal
shallow subtidal indet.
slope
slope/ramp reef
---non-marine---
fluvial-lacustrine indet.
non-marine indet.
-fluvial
channel
channel lag
crevasse splay
estuary/bay
floodplain
fluvial braided
fluvial indet.
fluvial meandering
fluvial-deltaic indet.
levee
-lacustrine
lacustrine - large
lacustrine - small
lacustrine deltaic indet.
lacustrine indet.
lacustrine interdistributary bay
playa
pond
-eolian
dune
eolian indet.
interdune
loess
-glacial
end moraine
glacial indet.
ground moraine
outwash plain
-landscape
alluvial fan
colluvial slope
karst indet.
mire/swamp
weathering surface
Economic:
---energy---
-coal
coal
-hydrocarbon
gas indet.
gas reservoir
gas-prone source
oil indet.
oil reservoir
oil sand
oil shale
oil-prone source
oil/gas indet.
oil/gas reservoir
oil/gas source
-nuclear
uranium ore
---precious commodity---
gold
placer gold
silver
Surface/Subsurface:
all
surface outcrop
subsurface
both
Search Fossil Collections (may be slow)
Taxon Name (may be slow):
Plot Fossil Collections
Dominant Lithology:
---sedimentary---
-siliciclastic
argillite
arkose
breccia
clay
claystone
conglomerate
diamictite
gravel
greywacke
mud
mudstone
sand
sandstone
shale
siliciclastic indet.
silt
siltstone
till
volcaniclastic
-carbonate
bindstone
boundstone
carbonate indet.
chalk
dolomite
framestone
grainstone
lime mudstone
limestone
marl
mixed carbonate-siliciclastic
packstone
siderite
wackestone
-evaporite
anhydrite
evaporites
gypsum
halite
-organic
anthracite
coal
lignite
peat
-chemical
bauxite
chert
diatomite
iron formation
ironstone
ooze
phosphorite
---igneous---
igneous indet.
-volcanic
andesite
ash
basalt
carbonatite
dacite
felsite
glass
ignimbrite
latite
mafite
rhyodacite
rhyolite
trachyte
tuff
volcanic indet.
welded tuff
-plutonic
anorthosite
diabase
diorite
gabbro
granite
granodiorite
kimberlite
Lamprophyre
monzonite
norite
peridotite
plutonic indet.
pyroxenite
quartz monzonite
syenite
tonalite
troctolite
---metamorphic---
amphibolite
gneiss
granofel
granulite
greenschist
greenstone
hornfels
marble
metamorphic indet.
migmatite
mylonite
phyllite
quartzite
schist
serpentinite
slate
Lithology Attributes:
lithology
argillaceous
shaly
silty
sandy
arkosic
conglomeratic
gravelly
carbonaceous
petroliferous
micaceous
cherty
siliceous
ferruginous
hematitic
phosphatic
tuffaceous
stromatolitic
bentonitic
calcareous
diatomaceous
dolomitic
glauconitic
intraclasts
skeletal
pyritic
sideritic
gypsiferous
quartz
olivine
feldspar
hornblende
amphibole
muscovite
biotite
mica
chloritic
manganese
felsic
mafic
grains
very fine
fine
medium
coarse
boulder
sorted well
sorted poorly
rounded well
lithic
pegmatitic
porphyritic
foliated
pebbly
oolitic
bedform
lenticular
thinly bedded
thickly bedded
massive
sed structure
desiccation cracks
ripple laminations
algal laminations
cross beds
trough cross beds
dunes
flaser beds
laminated
ball-and-pillow
graded-normal
bioturbated
bioturbated-weakly
bioturbated-moderately
bioturbated-thoroughly
concretions-sideritic
concretions-calcareous
nodular
concretions-ironstone
oncolitic
color
black
brown
brown light
brown dark
gray
gray light
gray dark
green
greenish gray
purple
red
reddish brown
white
yellow
blue
bluish gray
mottled
light
dark
yellowish brown
reddish gray
yellowish gray
brownish red
brownish gray
tan
pink
Subordinate Lithology:
---sedimentary---
-siliciclastic
argillite
arkose
breccia
clay
claystone
conglomerate
diamictite
gravel
greywacke
mud
mudstone
sand
sandstone
shale
siliciclastic indet.
silt
siltstone
till
volcaniclastic
-carbonate
bindstone
boundstone
carbonate indet.
chalk
dolomite
framestone
grainstone
lime mudstone
limestone
marl
mixed carbonate-siliciclastic
packstone
siderite
wackestone
-evaporite
anhydrite
evaporites
gypsum
halite
-organic
anthracite
coal
lignite
peat
-chemical
bauxite
chert
diatomite
iron formation
ironstone
ooze
phosphorite
---igneous---
igneous indet.
-volcanic
andesite
ash
basalt
carbonatite
dacite
felsite
glass
ignimbrite
latite
mafite
rhyodacite
rhyolite
trachyte
tuff
volcanic indet.
welded tuff
-plutonic
anorthosite
diabase
diorite
gabbro
granite
granodiorite
kimberlite
Lamprophyre
monzonite
norite
peridotite
plutonic indet.
pyroxenite
quartz monzonite
syenite
tonalite
troctolite
---metamorphic---
amphibolite
gneiss
granofel
granulite
greenschist
greenstone
hornfels
marble
metamorphic indet.
migmatite
mylonite
phyllite
quartzite
schist
serpentinite
slate
Lithology Attributes:
lithology
argillaceous
shaly
silty
sandy
arkosic
conglomeratic
gravelly
carbonaceous
petroliferous
micaceous
cherty
siliceous
ferruginous
hematitic
phosphatic
tuffaceous
stromatolitic
bentonitic
calcareous
diatomaceous
dolomitic
glauconitic
intraclasts
skeletal
pyritic
sideritic
gypsiferous
quartz
olivine
feldspar
hornblende
amphibole
muscovite
biotite
mica
chloritic
manganese
felsic
mafic
grains
very fine
fine
medium
coarse
boulder
sorted well
sorted poorly
rounded well
lithic
pegmatitic
porphyritic
foliated
pebbly
oolitic
bedform
lenticular
thinly bedded
thickly bedded
massive
sed structure
desiccation cracks
ripple laminations
algal laminations
cross beds
trough cross beds
dunes
flaser beds
laminated
ball-and-pillow
graded-normal
bioturbated
bioturbated-weakly
bioturbated-moderately
bioturbated-thoroughly
concretions-sideritic
concretions-calcareous
nodular
concretions-ironstone
oncolitic
color
black
brown
brown light
brown dark
gray
gray light
gray dark
green
greenish gray
purple
red
reddish brown
white
yellow
blue
bluish gray
mottled
light
dark
yellowish brown
reddish gray
yellowish gray
brownish red
brownish gray
tan
pink
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