Geologic map of the Big Delta B-2 Quadrangle, east-central Alaska
Description
Geologic Investigations Series Map 2788, Geologic map of the Big Delta B-2 Quadrangle, east-central Alaska, provides detailed (1:63,360-scale) geologic mapping of the U.S. Geological Survey (USGS) Big Delta B-2 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/13143.
Resources
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Tags
- paleozoic
- goodpaster mining district
- quartzite
- late devonian
- diorite
- plutonic
- basalt
- rocks
- geochronology
- batholith
- glacier creek
- granite
- pegmatite
- ultramafic
- quaternary
- talus
- shawnee peak
- california creek
- central creek
- geologic
- gneiss
- generalized
- colluvium
- tertiary
- bedrock
- geology
- metamorphic
- bedrock geology
- contact
- middle devonian
- indian creek
- surficial
- early cretaceous
- geologic map
- igneous rocks
- faulting
- graywacke
- monazite
- alluvial
- gold
- goodpaster river
- sandstone
- metamorphism
- late cretaceous
- orthogneiss
- schist
- sedimentary
- granodiorite
- white creek
- big swede creek
- sonora creek
- alluvium
- igneous
- amphibolite
- interpretation