Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska

Scientific Investigations Map 2975, Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska, provides detailed (1:63,360-scale) geologic mapping of the U.S. Geological Survey (USGS) Big Delta B-1 quadrangle. This data release is a conversion of the originating geospatial data published by the USGS and may include minor modifications necessary for schema compliance. The dataset contains geologic, structural, stratigraphic, and geochronologic data organized according to the GeMS and AK GeMS mapping schemas. The geodatabase and ESRI fonts and style files are available from the DGGS website: https://dggs.alaska.gov/pubs/id/23531.

Data e Risorse

Campo Valore
access_constraints ["Use Constraints: Any hard copies or published datasets utilizing these datasets shall clearly indicate their source. If the user has modified the data in any way, the user is obligated to describe the types of modifications the user has made. The user specifically agrees not to misrepresent these datasets, nor to imply that changes made by the user were approved by the State of Alaska, Department of Natural Resources, Division of Geological & Geophysical Surveys. The State of Alaska makes no express or implied warranties (including warranties for merchantability and fitness) with respect to the character, functions, or capabilities of the electronic data or products or their appropriateness for any user's purposes. In no event will the State of Alaska be liable for any incidental, indirect, special, consequential, or other damages suffered by the user or any other person or entity whether from the use of the electronic services or products or any failure thereof or otherwise. In no event will the State of Alaska's liability to the Requestor or anyone else exceed the fee paid for the electronic service or product.", "Access Constraints: This report, map, and/or dataset is available directly from the State of Alaska, Department of Natural Resources, Division of Geological & Geophysical Surveys (see contact information below)."]
bbox-east-long -143.972657
bbox-north-lat 64.509329
bbox-south-lat 64.240612
bbox-west-long -144.522590
contact-email dggspubs@alaska.gov
coupled-resource []
dataset-reference-date [{"type": "publication", "value": "2007-01-01"}]
frequency-of-update notPlanned
licence ["The State of Alaska makes no expressed or implied warranties (including warranties for merchantability and fitness) with respect to the character, functions, or capabilities of the electronic data or products or their appropriateness for any user's purposes. In no event will the State of Alaska be liable for any incidental, indirect, special, consequential, or other damages suffered by the user or any other person or entity whether from the use of the electronic services or products or any failure thereof or otherwise. In no event will the State of Alaska's liability to the Requestor or anyone else exceed the fee paid for the electronic service or product."]
metadata-date 2021-09-10
metadata-language eng; USA
metadata_type geospatial
old-spatial {"type": "Polygon", "coordinates": [[[-144.52259, 64.240612], [-143.972657, 64.240612], [-143.972657, 64.509329], [-144.52259, 64.509329], [-144.52259, 64.240612]]]}
progress completed
resource-type dataset
responsible-party [{"name": "Alaska Division of Geological & Geophysical Surveys", "roles": ["pointOfContact"]}]
spatial {"type": "Polygon", "coordinates": [[[-144.52259, 64.240612], [-143.972657, 64.240612], [-143.972657, 64.509329], [-144.52259, 64.509329], [-144.52259, 64.240612]]]}
spatial_harvester true
Gruppi
  • AmeriGEOSS
  • National Provider
  • North America
Tag
  • alluvial
  • amerigeo
  • amerigeoss
  • amphibolite
  • antimony-creek
  • basalt
  • batholith
  • bedrock
  • black-mountain
  • boulder-creek
  • central-creek
  • ckan
  • colluvium
  • contact
  • diorite
  • divide-creek
  • dome
  • eocene
  • fan
  • faulting
  • fracturing
  • geo
  • geochronology
  • geologic
  • geology
  • geoss
  • glacial
  • gneiss
  • gold
  • goodpaster-mining-district
  • goodpaster-river
  • granite
  • granite-creek
  • granodiorite
  • gravel
  • graywacke
  • grizzly-bear-mine
  • holocene
  • igneous
  • johnson-creek
  • king-creek
  • landslide
  • last-chance-creek
  • late-cretaceous
  • late-devonian
  • metamorphic
  • metamorphism
  • middle-devonian
  • migmatite
  • minerals
  • monazite
  • national
  • north-america
  • orthogneiss
  • outwash
  • paleocene
  • pegmatite
  • pleistocene
  • plutonic
  • porphyry
  • quartzite
  • rhyolite
  • rocks
  • sandstone
  • schist
  • sediment
  • sedimentary
  • serpentine-creek
  • slate-creek
  • solifluction
  • summit-creek
  • surface
  • surficial
  • terrace
  • tertiary
  • tibbs-creek
  • united-states
  • wolverine-creek
isopen False
metadata_created 2025-11-20T08:18:38.896009
metadata_modified 2025-11-20T08:18:38.896014
notes Scientific Investigations Map 2975, Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska, provides detailed (1:63,360-scale) geologic mapping of the U.S. Geological Survey (USGS) Big Delta B-1 quadrangle. This data release is a conversion of the originating geospatial data published by the USGS and may include minor modifications necessary for schema compliance. The dataset contains geologic, structural, stratigraphic, and geochronologic data organized according to the GeMS and AK GeMS mapping schemas. The geodatabase and ESRI fonts and style files are available from the DGGS website: https://dggs.alaska.gov/pubs/id/23531.
num_resources 2
num_tags 78
title Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska