Electron microprobe analyses of amphibole, pyroxene, and carbonate minerals from the Ironwood Iron-Formation, Gogebic Iron Range, Wisconsin, USA

These data comprise chemical analyses in weight percent of oxides, as well as chlorine and fluorine, conducted using a JEOL JXA-8900 electron microprobe analyzer (EPMA) on amphiboles, pyroxenes, and carbonates in the Ironwood Iron-Formation.

Data and Resources

Field Value
accessLevel public
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identifier USGS:5b02ea2be4b0da30c1c1d2a1
metadata_type geospatial
modified 20200821
old-spatial -90.785, 46.253, -90.324, 46.409
publisher U.S. Geological Survey
publisher_hierarchy Department of the Interior > U.S. Geological Survey
resource-type Dataset
source_datajson_identifier true
source_hash b7a190ca645fb72d890a187f9c6f17f4d797aea0
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spatial {"type": "Polygon", "coordinates": [[[-90.785, 46.253], [-90.785, 46.409], [ -90.324, 46.409], [ -90.324, 46.253], [-90.785, 46.253]]]}
theme {geospatial}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • ashland-county
  • ckan
  • geo
  • geoss
  • iron-county
  • iron-formation
  • metamorphism-geological
  • mineral-deposits
  • national
  • north-america
  • particle-beam-spectroscopy
  • united-states
  • usgs-5b02ea2be4b0da30c1c1d2a1
  • wisconsin
isopen False
license_id notspecified
license_title License not specified
maintainer Carlin J Green
maintainer_email cjgreen@usgs.gov
metadata_created 2025-11-23T00:42:07.424725
metadata_modified 2025-11-23T00:42:07.424729
notes These data comprise chemical analyses in weight percent of oxides, as well as chlorine and fluorine, conducted using a JEOL JXA-8900 electron microprobe analyzer (EPMA) on amphiboles, pyroxenes, and carbonates in the Ironwood Iron-Formation.
num_resources 2
num_tags 16
title Electron microprobe analyses of amphibole, pyroxene, and carbonate minerals from the Ironwood Iron-Formation, Gogebic Iron Range, Wisconsin, USA