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Service Description: From the USGS
Abstract:
Radiometric ages of geological materials by K-Ar, Rb-Sr, Sm-Nd, fission track, and U-Th-Pb dating methods. A revision of DDS-14 correcting locations and providing the data in more convenient formats.
Purpose:
This database is a minor revision of DDS-14, with some corrections.
Map Name: Rocks and Minerals
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Copyright Text: USGS
Spatial Reference:
102100
(3857)
LatestVCSWkid(0)
Single Fused Map Cache: false
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Spatial Reference: 102100
(3857)
LatestVCSWkid(0)
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Spatial Reference: 102100
(3857)
LatestVCSWkid(0)
Units: esriMeters
Supported Image Format Types: PNG32,PNG24,PNG,JPG,DIB,TIFF,EMF,PS,PDF,GIF,SVG,SVGZ,BMP
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Comments: From the USGS
Abstract:
Radiometric ages of geological materials by K-Ar, Rb-Sr, Sm-Nd, fission track, and U-Th-Pb dating methods. A revision of DDS-14 correcting locations and providing the data in more convenient formats.
Purpose:
This database is a minor revision of DDS-14, with some corrections.
Subject: Sourced from th National Geochronological Database: Radiometric and fission-track age determinations of geologic materials from the continental US and Alaska
Category:
Keywords: Geochron,age,geology
AntialiasingMode: None
TextAntialiasingMode: Force
Supports Dynamic Layers: true
MaxRecordCount: 1000
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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