Projects
North America
Column groups
Macrostrat
Great Basin
4
Map settings
View on map
Columns
31
Packages
431
Units
1,414
Age
3,000–0
Ma
(
3
Gyr
)
Area
577,140
km²
Max thickness
40,490
m
Lithologies
12
Environments
9
Economics
6
siliciclastic
carbonate
evaporite
organic
chemical
plutonic
volcanic
metamorphic
metasedimentary
metavolcanic
igneous
metaigneous
Fossils
Collections
4,601
Prevalent taxa
via
PaleoBioDB
Mollusca
Brachiopoda
Trilobita
Conodonta
Anthozoa
References
2
Paleobiology Database. 2015.
Childs, O.E. Correlation of stratigraphic units of North America; COSUNA. AAPG Bulletin 69:173-180. 1985.
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