GeologicalPeriodData

GeologicalPeriodData["name","property"]
gives the value of the specified property for the geological period .

GeologicalPeriodData[{"name1","name2",},"property"]
gives a list of property values for the specified period names.

GeologicalPeriodData["name", "property", annotation]
gives the specified annotation associated with the property.

DetailsDetails

  • GeologicalPeriodData[] gives a list of all geological period entities.
  • GeologicalPeriodData["Properties"] gives a list of available properties.
  • GeologicalPeriodData["SampleEntities"] gives a list of sample entities.
  • Properties that do not apply or are not known in a particular case are indicated by Missing[].
  • Properties include:
  • "AssociatedRockLayer"associated rock layer
    "BiologicalEvents"biological events
    "ContinentalPlates"continental plates
    "DinosaurFamilies"dinosaur families
    "Duration"duration
    "EndingEvent"ending event
    "HistoricalWorldMap"historical world map
    "LastPeriod"last period
    "MaximumBiodiversity"maximum biodiversity
    "MaximumOxygenLevels"maximum oxygen levels
    "MaximumSeaLevel"maximum sea level
    "MeanBiodiversity"mean biodiversity
    "MeanOxygenLevels"mean oxygen levels
    "MeanSeaLevel"mean sea level
    "MeteorCraters"meteor craters
    "MinimumBiodiversity"minimum biodiversity
    "MinimumOxygenLevels"minimum oxygen levels
    "MinimumSeaLevel"minimum sea level
    "Name"name
    "NextPeriod"next period
    "ParentDivision"parent division
    "ParentEon"parent eon
    "ParentEra"parent era
    "ParentPeriod"parent period
    "StartingEvent"starting event
    "Subdivisions"subdivisions
    "TimeRange"time range
    "Type"type

ExamplesExamplesopen allclose all

Basic Examples  (3)Basic Examples  (3)

Determine the duration of a geological period:

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Find the mean oxygen and sea level with respect to today:

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Get an Association that specifies the periods that precede and follow the Triassic:

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Introduced in 2014
(10.0)