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Service Description: These data contain geolocated thin section points created by the Washington Geological Survey. Rock samples are taken for various mapping and project supplementary information, and then made into thin sections. These thin sections were then scanned on a flat bed scanner and geolocated when location information was available.
Map Name: Thin Section Locations
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Description: These data contain geolocated thin section points created by the Washington Geological Survey. Rock samples are taken for various mapping and project supplementary information, and then made into thin sections. These thin sections were then scanned on a flat bed scanner and geolocated when location information was available.
Service Item Id: 484116c3f28a4cb7a1834eeac449d606
Copyright Text: Washington Geological Survey, 2025, Thin Section Database--GIS data, July 2025: Washington Geological Survey Digital Data Series 24, version 2.0, previously published July, 2022.
Spatial Reference:
102749
(2286)
LatestVCSWkid(0)
Single Fused Map Cache: false
Initial Extent:
XMin: -37448.982812768314
YMin: -530524.8059515788
XMax: 2989303.114646819
YMax: 1950652.8538781458
Spatial Reference: 102749
(2286)
LatestVCSWkid(0)
Full Extent:
XMin: 334189.064209387
YMin: 97607.90660996731
XMax: 2544088.99971564
YMax: 1348748.48240779
Spatial Reference: 102749
(2286)
LatestVCSWkid(0)
Units: esriFeet
Supported Image Format Types: PNG32,PNG24,PNG,JPG,DIB,TIFF,EMF,PS,PDF,GIF,SVG,SVGZ,BMP
Document Info:
Title: Thin Section Locations
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Keywords: geology,rock types,Washington,metamorphic,sedimentary,igneous
AntialiasingMode: Fast
TextAntialiasingMode: Force
Supports Dynamic Layers: true
MaxRecordCount: 2000
MaxImageHeight: 4096
MaxImageWidth: 4096
Supported Query Formats: JSON, geoJSON, PBF
Supports Query Data Elements: true
Min Scale: 0
Max Scale: 0
Supports Datum Transformation: true
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