The chemistry of eolian quartz dust and the origin of chert

Percent of size fraction and settling times

Data e Risorse

Campo Valore
accessLevel public
bureauCode {010:12}
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
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catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier USGS:5ace14b6e4b0e2c2dd1761f7
metadata_type geospatial
modified 20200819
old-spatial -178.94531249286, -62.049037963033, 126.21093749496, 83.804695844867
publisher U.S. Geological Survey
publisher_hierarchy Department of the Interior > U.S. Geological Survey
resource-type Dataset
source_datajson_identifier true
source_hash 11ed7da894d8955c0e8c05d0830383dd3e787f11
source_schema_version 1.1
spatial {"type": "Polygon", "coordinates": [[[-178.94531249286, -62.049037963033], [-178.94531249286, 83.804695844867], [ 126.21093749496, 83.804695844867], [ 126.21093749496, -62.049037963033], [-178.94531249286, -62.049037963033]]]}
theme {geospatial}
Gruppi
  • AmeriGEOSS
  • National Provider
  • North America
Tag
  • aeolinites
  • africa
  • amerigeo
  • amerigeoss
  • aridity
  • chalcedony
  • chemistry
  • chert
  • ckan
  • deep-water-continental-margins
  • deposition
  • dolomite
  • dust
  • eocene
  • eolian
  • epicontinental-seas
  • evaporite
  • flocculates
  • geo
  • geoss
  • gypsum
  • international
  • late-jurassic
  • limestone
  • loess
  • marine
  • microcrystalline
  • national
  • north-america
  • opal
  • phanerozoic
  • porcellanite
  • quartz
  • quaternary
  • seafloor
  • silica-polymorphs
  • silt
  • united-states
  • usgs-5ace14b6e4b0e2c2dd1761f7
  • wind
isopen False
license_id notspecified
license_title License not specified
maintainer Frank T. Dulong
maintainer_email fdulong@usgs.gov
metadata_created 2025-11-19T19:36:29.179070
metadata_modified 2025-11-19T19:36:29.179076
notes Percent of size fraction and settling times
num_resources 2
num_tags 40
title The chemistry of eolian quartz dust and the origin of chert