Gypsum Spring Formation

E930697

The Gypsum Spring Formation is a Middle Jurassic geologic unit in the western United States, notable for its evaporite-rich deposits that record shallow marine and coastal environments.

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All labels observed (1)

Label Occurrences
Gypsum Spring Formation canonical 1

Statements (30)

Predicate Object
instanceOf geologic formation
stratigraphic unit
contains evaporite deposits
marine fossils
country United States of America
surface form: United States
depositionalSetting epeiric sea
environmentOfDeposition coastal
shallow marine
geologicAge Middle Jurassic
geologicPeriod Jurassic
geologicTimeSpan Bajocian
Bathonian
hasEconomicResource anhydrite
gypsum
lithology anhydrite
dolomite
evaporite
gypsum
limestone
shale
locatedIn Montana
South Dakota
Wyoming
western United States NERFINISHED
namedFor gypsum-bearing springs
overlies Nugget Sandstone NERFINISHED
Sundance Formation NERFINISHED
stratigraphicUnitOf Wyoming Basin NERFINISHED
underlies Morrison Formation NERFINISHED
Swift Formation NERFINISHED

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Sundance Formation overlies Gypsum Spring Formation