遇见数据集

Bedrock Outcrop Polygons Compilation

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Vermont Center for Geographic Information2022-03-24 更新2026-06-20 收录
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A compilation of bedrock outcrops as points and/or polygons from 1:62,500 and 1:24,000 geologic mapping by the Vermont Geological Survey, the United States Geological Survey, and local colleges and universities between 1950-2016. Data was included as points or polygons based the source data. Includes data from VGS Open File Reports, VGS Bulletins, USGS reports, digitized 1:62,500 surficial and bedrock maps, student MS and PhD theses, and some unpublished data. For each point or polygon the NAD 1983 UTM Zone 18N X and Y coordinates are included (for polygons it is the X and Y coordinates of the centroid). A reference and publication year are included when possible. Compiled in January, 2017.

创建时间:
2017-02-14
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